[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-01a01413-9c92-7272-b60c-ee41fd2da47a":3,"grammar-exercise-lesson-019b6f8f-d648-70f0-9f22-42fc1235803a":273},["Reactive",4],{"id":5,"grammarPage":6,"title":7,"instructions":8,"displayOrder":9,"type":10,"questions":11,"ogImageUrl":272},"01a01413-9c92-7272-b60c-ee41fd2da47a","\u002Fapi\u002Fgrammar_pages\u002F019b6f8f-d648-70f0-9f22-42fc1235803a","Can and Could - Find and Fix","One word in each sentence is wrong. Tap it, then choose the correction.",5,"find_and_fix",[12,38,68,92,118,146,165,183,201,217,236,255],{"id":13,"sentenceTemplate":14,"displayOrder":15,"explanation":16,"exampleSentence":17,"blanks":18,"payload":19},"01a01413-9c92-73f6-b60c-ee41fdc448a1","Although the machine is old, it cans print fifty labels an hour.",0,"The modal 'can' never takes -s, even after 'it'. 'Can print' describes the machine's present ability.","Although the machine is old, it can print fifty labels an hour.",[],{"words":20,"correct":33,"wrongIndex":34,"corrections":35},[21,22,23,24,25,26,27,28,29,30,31,32],"Although","the","machine","is","old,","it","cans","print","fifty","labels","an","hour.","can",6,[33,36,37],"canning","canned",{"id":39,"sentenceTemplate":40,"displayOrder":41,"explanation":42,"exampleSentence":43,"blanks":44,"payload":45},"01a01413-9c92-746a-b60c-ee41fe645fdb","At eight, Nia read every note correctly in every lesson, so her teacher knew she can read music.",1,"Nia demonstrated the skill repeatedly at age eight, so her teacher knew she 'could' read music then.","At eight, Nia read every note correctly in every lesson, so her teacher knew she could read music.",[],{"words":46,"correct":62,"wrongIndex":63,"corrections":64},[47,48,49,50,51,52,53,54,51,55,56,57,58,59,60,33,50,61],"At","eight,","Nia","read","every","note","correctly","in","lesson,","so","her","teacher","knew","she","music.","could",15,[62,65,66,67],"couldn't","can't","won't",{"id":69,"sentenceTemplate":70,"displayOrder":71,"explanation":72,"exampleSentence":73,"blanks":74,"payload":75},"01a01413-9c92-74e2-b60c-ee41fe6e6b3b","Yesterday, the shop was closing, but Omar is able to buy the last ticket.",2,"For one successful action at a finished time, use 'was able to': Omar was able to buy the last ticket.","Yesterday, the shop was closing, but Omar was able to buy the last ticket.",[],{"words":76,"correct":79,"wrongIndex":88,"corrections":89},[77,22,78,79,80,81,82,24,83,84,85,22,86,87],"Yesterday,","shop","was","closing,","but","Omar","able","to","buy","last","ticket.",7,[79,90,91,33],"were","has",{"id":93,"sentenceTemplate":94,"displayOrder":95,"explanation":96,"exampleSentence":97,"blanks":98,"payload":99},"01a01413-9c92-755a-b60c-ee41feddf347","After this course, Leila expects she will be ability to repair bicycles without help.",3,"Use 'will be able to' for future ability. 'Able' is the adjective needed after 'be'.","After this course, Leila expects she will be able to repair bicycles without help.",[],{"words":100,"correct":83,"wrongIndex":113,"corrections":114},[101,102,103,104,105,60,106,107,108,84,109,110,111,112],"After","this","course,","Leila","expects","will","be","ability","repair","bicycles","without","help.",8,[83,115,116,117],"ably","enable","abilities",{"id":119,"sentenceTemplate":120,"displayOrder":121,"explanation":122,"exampleSentence":123,"blanks":124,"payload":125},"01a01413-9c92-75b2-b60c-ee41ff7c3700","At the playground, Mia asks, “Can baby Leo walk yet?” His dad answers, “No, he doesn’t.”",4,"A negative short answer to a question with 'Can' repeats the modal: 'No, he can't.'","At the playground, Mia asks, “Can baby Leo walk yet?” His dad answers, “No, he can’t.”",[],{"words":126,"correct":141,"wrongIndex":63,"corrections":142},[47,22,127,128,129,130,131,132,133,134,135,136,137,138,139,140],"playground,","Mia","asks,","“Can","baby","Leo","walk","yet?”","His","dad","answers,","“No,","he","doesn’t.”","can’t.”",[141,143,144,145],"isn’t.”","hasn’t.”","didn’t.”",{"id":147,"sentenceTemplate":148,"displayOrder":9,"explanation":149,"exampleSentence":150,"blanks":151,"payload":152},"01a01413-9c92-7606-b60c-ee4200788104","In 2018, children had permission, so they can use the pool until ten.","The finished past time and the permission they had call for 'could': they could use the pool until ten.","In 2018, children had permission, so they could use the pool until ten.",[],{"words":153,"correct":62,"wrongIndex":88,"corrections":164},[154,155,156,157,158,56,159,33,160,22,161,162,163],"In","2018,","children","had","permission,","they","use","pool","until","ten.",[62,65,66,67],{"id":166,"sentenceTemplate":167,"displayOrder":34,"explanation":168,"exampleSentence":169,"blanks":170,"payload":171},"01a01413-9c92-765e-b60c-ee4201628893","Sam is six years old, so that eighty-year-old man can be Sam.","Because Sam is only six, the eighty-year-old man cannot be Sam. 'Can't' expresses this impossibility.","Sam is six years old, so that eighty-year-old man can't be Sam.",[],{"words":172,"correct":66,"wrongIndex":180,"corrections":181},[173,24,174,175,25,56,176,177,178,33,107,179],"Sam","six","years","that","eighty-year-old","man","Sam.",9,[66,62,182],"must",{"id":184,"sentenceTemplate":185,"displayOrder":88,"explanation":186,"exampleSentence":187,"blanks":188,"payload":189},"01a01413-9c92-76b6-b60c-ee42021428e4","At reception, could you sends the invoice again, please?","Use the base verb after 'could': 'Could you send ...?' is a polite request.","At reception, could you send the invoice again, please?",[],{"words":190,"correct":197,"wrongIndex":121,"corrections":198},[47,191,62,192,193,22,194,195,196],"reception,","you","sends","invoice","again,","please?","send",[197,199,200],"sending","sent",{"id":202,"sentenceTemplate":203,"displayOrder":113,"explanation":204,"exampleSentence":205,"blanks":206,"payload":207},"01a01413-9c92-770e-b60c-ee420218a0eb","“Can you swim?” “Yes, I do.”","A short answer to a question with 'Can' repeats the same modal: 'Yes, I can.'","“Can you swim?” “Yes, I can.”",[],{"words":208,"correct":213,"wrongIndex":9,"corrections":214},[130,192,209,210,211,212],"swim?”","“Yes,","I","do.”","can.”",[213,215,216],"am.”","have.”",{"id":218,"sentenceTemplate":219,"displayOrder":180,"explanation":220,"exampleSentence":221,"blanks":222,"payload":223},"01a01413-9c92-7762-b60c-ee4202b00515","This is only a guess: Nora can be at home right now.","Use 'could' for one possible situation now: Nora could be at home, but the speaker is not certain.","This is only a guess: Nora could be at home right now.",[],{"words":224,"correct":62,"wrongIndex":34,"corrections":234},[225,24,226,227,228,229,33,107,230,231,232,233],"This","only","a","guess:","Nora","at","home","right","now.",[62,235,91],"did",{"id":237,"sentenceTemplate":238,"displayOrder":239,"explanation":240,"exampleSentence":241,"blanks":242,"payload":243},"01a01413-9c92-77ba-b60c-ee42036c1159","In this valley, it can being surprisingly cold on spring mornings.",10,"Use the base form 'be' after 'can'. The sentence describes something that sometimes happens in spring.","In this valley, it can be surprisingly cold on spring mornings.",[],{"words":244,"correct":107,"wrongIndex":9,"corrections":252},[154,102,245,26,33,246,247,248,249,250,251],"valley,","being","surprisingly","cold","on","spring","mornings.",[107,253,254,24],"been","are",{"id":256,"sentenceTemplate":257,"displayOrder":258,"explanation":259,"exampleSentence":260,"blanks":261,"payload":262},"01a01413-9c92-780e-b60c-ee420420568f","After my test next week, I will can able to drive alone.",11,"Do not say 'will can'. Use 'will be able to' for future ability: I will be able to drive alone.","After my test next week, I will be able to drive alone.",[],{"words":263,"correct":107,"wrongIndex":88,"corrections":270},[101,264,265,266,267,211,106,33,83,84,268,269],"my","test","next","week,","drive","alone.",[107,271,246],"have","\u002Fuploads\u002Fimages\u002Fgpimg_7a300a6e-40a8-41f8-ab11-fcad5058c257_hero.webp",{"title":274,"slug":275,"language":276,"level":277},"Modals - can\u002Fcould","modals-cancould","en","A2"]