题目内容
---Who is the tallest boy? ---It ______ be John. John is of medium height.| A.must | B.needn’t | C.might | D.can’t |
D解析:
略
略
练习册系列答案
相关题目
—Hi, Mary. __________?
—Not so well. I can’t keep up with the other students.
| A.How long have you studied chemistry |
| B.Who is teaching you chemistry |
| C.How is your chemistry study going |
| D.Where are you learning chemistry |