【推荐1】The boss requested that he _____ there to work.

A．was sent	B．be sent
C．should send	D．would be sent

【推荐2】Investigators urged that safety procedures at the construction site ___________ as soon as possible.

A．would improve	B．were improved
C．improved	D．be improved

【推荐3】I recommend the government ________ Real Cine for urban planning since it is cheaper and practical, ________ the way most urban planning is done today.

A．uses; compared to	B．use; compared with
C．use; comparing to	D．uses; comparing with