điền can, can't hoặc couldn't vào chỗ trống
1 He .can't go ....... (go) to school last week because he was ill
2 He eats in restaurant all the time because he ......can't cook.........(cook)
3 I ..coldn't give........(give) you a lift in my car becauseit ín't working at the moment
4 I didn't have a good seat in the theatre, so I ,.......can't se.........( see) the stage very well
5 Jane doesn't need caculator. She ..couldn't do...( do) very difficult sums in her head
6 She's very good at music. She....couldn't sing..............(sing) this song well
7 I.....couldn't find..........(find) my tennis racquet. Hve you seen it