I was told that there were about 50 foreign students __________Chinese in the school, most __________were from America. 
#94175
A
study;of whom
B
study;of them
C
studying;of them
D
studying;of whom
推荐题目
The teacher just took down the names of the students _______ during the exam.
#90378
A
caught cheating
B
caught to cheat
C
catching cheating
D
to catch cheating
After________ by the police for several days, the robber had to give in. 
#94700
A
surrounding
B
surrounded
C
surround
D
being surrounded