【推荐1】What the science teacher does and says ____ of great importance to college students.

A．was

B．are

C．is

D．were

【推荐2】 The Chinese government insists that the Huangyan Island _____ part of China and insists the Philippine government ______ the arrested Chinese fishermen free.

A．should be, set

B．is; should set

C．be; sets

D．is; sets

【推荐3】Remember to give your parents my regards when you _____home.

A．phoned

B．phone

C．will phone

D．have phoned

【推荐1】Recently I bought a second—hand car _____ was very low．

A．which price	B．the price of which
C．its price	D．the price of whose

【推荐2】This is the reason ________ he didn’t come to the meeting.

A．at which

B．with which

C．for which