—Hi，Mary.Would you like to go to the concert this evening?—Sorry，Tom.________ tomorrow's lessons，I have no time to go out with you.
#89137
A
Not preparing
B
Not having prepared
C
Not to prepare
D
Being not prepared
推荐题目
Susan wanted to be independent of her parents. She tried ___________alone, but she didn’t like it and moved back home.
#97905
A
living
B
to live
C
to be living
D
having lived
The beach is so beautiful that it is worthwhile, I think, _____ for a short holiday.
#98844
A
of going
B
to be going
C
your going
D
you to go
Every minute must be made full use of ____ our lessons, for the final examination is coming.
#96656
A
going over
B
to go over
C
go over
D
to going over
___ H1N1 flu from spreading, our government has taken some effective measures.
#96789
A
Prevent
B
Preventing
C
Prevented
D
To prevent