He kept smiling secretly and we were all wondering      that made him so happy.
#93986
A
how it did
B
what he did
C
how it was
D
what it was
推荐题目
which of the following sentences is right ?
#93381
A
It is the first time that I have seen Andy’s concert.
B
It was until her father came back that she didn’t go to bed.
C
We feel that our duty to help the people in disaster-stricken areas.
D
I’m about to go shopping tomorrow.
Come and visit me whenever _______.
#93850
A
you are convenient
B
you will be convenient
C
it is convenient for you
D
it will be convenient for you
Carl Linnaeus made great contributions to ________ plant species.
#93953
A
group
B
have grouped
C
grouping
D
been grouping