Bài 1: Chia động từ trong ngoặc:
9. ___Did___ he (walk)____walk____to school yesterday? - No, he _____didn't______.
10. In the future, robots (be able to)___will be able to_______ understand what we say.
11. People ( speak) ___speak______ English and French in Canada
12. They ( not do) __didn't do_______their homework last night.
13. He (not smoke)____hasn't smoked_______ for two weeks. He is trying to give it up.
14. My wife and I (travel)____travelled________to Mexico by air last summer
15. I (have)_had___ a little trouble with my car last week
16. She (have)____has_______ coffee for breakfast every morning.
17. This is my house. ~ How long____have____ you (live)___lived______ here? ~ I (live)______have lived________ here since 1970.
18. There (be)_____will be______ 20 rooms in my future house.
9. Be careful! The baby (sleep) ________is sleeping______________.
20. Hoa could ( play) ___play______ piano, but now she can’t.