Gun control is a subject ________ Americans have argued for a long time.
A. of whichB. with whichC. about whichD. into which
Dave has ________ the company since his father retired.
A. been in charge ofB. been in the charge of
C. taken charge ofD. taken the charge of
—Would you please let me know when the training center ________?
—Sometime next month.
A. will be set upB. would be set up
C. has been set upD. was set up
We went through a period ________ communications were very difficult in the rural areas.
A. whichB. whoseC. in whichD. with which
To get evidence of the murder, the police ________ the whole house ________.
A. made, search forB. had, searched
C. made, searched forD. had, searching
The year 1949 ________ the birth of a new country — the People’s Republic of China.
A. happenedB. gaveC. hadD. saw
