Which is the longest bridge ______the Changjiang River , do you know ?
______, he can speak three foreign languages fluently.
I don’t think Tom’s remarks on his monitor are ______;he is not supposed to say so.
Whatever happens to you, you should be ______ about the future life.
---Can you tell me who the woman going to the hall is? ---A famous writer ______to give us a lecture.
Friendship among the nations will _______the economic development of the region.