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
_____________ that he did quite well in the exam.
#93808
A
He made so rapid progress
B
He made so rapid a progress
C
His English made such rapid progress
D
He made such rapid progress.
Only when you told me about it ________ what a silly thing I had done.
#93506
A
I realized
B
did I realize
C
I did realize
D
did I realized
Having been born on the earth, we had no choice but ________ hospitality it offered. 
#95108
A
to accept that
B
accept how
C
to accept what
D
accept what