题目内容:
Did you notice __________________- in his office?
一Yes, he was going over our homework.
A. how Mr. Li was doing
B.what is Mr. Li doing
C.what Mr. Li was doing
参考答案:
Did you notice __________________- in his office?
一Yes, he was going over our homework.
A. how Mr. Li was doing
B.what is Mr. Li doing
C.what Mr. Li was doing