______ is the richest man in our city?
A. Whom do you think B. Who do you think
C. Do you think who D. Who you think
Xi’an was the last city ______ he visited in China.
A. where B. which C. that D. in which
The mountains lie near our hotel. There is a fine ________ of the mountains from our hotel window.
A. scenery B. picture C. view D. screen
They want to make _____ clear to the public that they are doing an important and necessary job.
A. that B. this C. it D. one
It is suggested that another school___________ in our city.
A. should build B. be set up
C. will be set up D. will build
Computers in offices and homes since 1970s．
A．was B．had been used C．have been usedD．has been used
