Thestudents ____________ (read) English when the teacher came in.
举一反三
- 4. The students ________ (read) the textbooks in the classroom when the teacher came in.
- Hardly _________ the bell _________ when the teacher came in.
- When the teacher came in, the student pretended ________________ (read) carefully.
- He _______ when the teacher came in. A: A.sang B: B.has sung C: C.was singing
- We were cleaning the classroom _______ the teacher came in. A: when B: so C: but D: and