问题

Mr. Obama paid a visit to China in November, 2009, _______, needless to say, must strengthen the Sino-US ties.

A:what
B:that
C:which
D:it

正确答案是：

同类题型

I have littledoubt about his competence; ______, he is well-qualified for the job.

Guangzhou is _____ the south of China.

We will be shown around the city: schools, museums, and some other places, _______ other visitors seldom go.

in charge of two classes made Mrs. Li, head of Senior Grade 3, extremely tired.

He tried his best to save the _____ boy, but the boy was _____ finally. [ ]