1 'couldn't go

2 can't cook

3 can't give

4 couldn't see

5 can't do

6 can't sing

7 couldn't find

8couldn't understand

9 can't go/couldn't afford

10 couldn't go

học tốt nhé ^^

1 He couldn't go(go) to school last week because he was ill

2 He eats in restaurant all the time because he couldn't cook(cook)

3 I couldn't give(give) you a lift in my car because it isn't working at the moment

4 I didn't have a good seat in the theatre, so I couldn't see( see) the stage very well

5 Jane doesn't need calculator. She can do( do) very difficult sums in her head

6 She's very good at music. She can sing(sing) this song well

7 I couldn't find(find) my tennis racquet. Have you seen it

8 He spoke very quickly and I couldn't understand(understand) anything he said

9 We couldn't go(go) on the trip because we couldn't afford(afford) it. It was too expensive

10 I couldn't do(do) any more work because I was very tired, so I stopped