Exercise: Use the correct verb form 1. I ___________________(walk) round in the part when it begins to rain. 2. At this time last year, I ___________________(read) an English book. 3. __________ she ____________ (run) down the street? 4. My cat _____________________ (eat) now. 5. Please be quiet. I ______________________(try) to concentrate. 6. Jim ________________ under the tree when he heard an explosion 7. The boy fell and hurt himself while he _________________ (ride) a bicycle. 8. When we phoned them last Sunday, they______________ ( have) breakfast. 9. My mother ______________________ (buy) some food at the grocery store. 10. Luke ______________________ (not study) Japanese in the library. He’s at home with his friends.
1 câu trả lời
1 was walking
→ thì QKTD : s + was / were + V-ing
2 was reading
→ thì QKTD : s + was / were + V-ing
→ dấu hiêu nhận bt : at this time last year
3 is - running
→ thì HTTD : S + be + V-ing
4 is eating
→ thì HTTD : S + be + V-ing
→ dấu hiệu nhận bt : now
5 am trying
→ thì HTTD : S + be + V-ing
6 was
→ thì QKTD : s + was / were + V-ing
→ dấu hiêu nhận bt : when
7 was riding
→ thì QKTD : s + was / were + V-ing
→ dấu hiêu nhận bt : while
8 were having
→ thì QKTD : s + was / were + V-ing
→ dấu hiêu nhận bt : when
9 is buying
→ thì HTTD ; S + be + V-ing
10 isn't studying
→ thì HTTD ; S + be + V-ing
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