问题
What about yesterday’s homework, Amy?— I found ____ hard to finish all the exercises.
A:it
B:it’s
C:that
D:that’s
B:it’s
C:that
D:that’s
正确答案是：
同类题型
Would you mind _____ your school things on the bed ? —Sorry. I won’t do it again .
__________ is that chicken?—It’s three dollars a kilo.[ ]
The head master will returntwo days. [ ]
He was born _____ a cold winter morning _____2005. [ ]
How many students are there in the classroom? — ．They are all in the lab．