.
The foreign guests, ____ were government officials, were warmly welcomed at the airport.
| A．most of them | B．most of that | C．most of whom | D．most of those |
Most animals have little connection with animals of a different kind , ____they hunt them for food .
A. if B while C. unless D. as
In face of____failure , it is the most important to keep up_____good state of mood .
| A．/; a | B．a; / | C．the; / | D．/; the |
Look! She is coming here and there _________.
| A．goes the bus | B．going the bus | C．the bus goes | D．the bus going |
The influence the parents _________ on their children _________ great.
| A．take; are | B．take; is | C．have; are | D．have; is |
Astronaut Zhai Zhigang has become the first Chinese_____in space.
| A．walking | B．walked | C．to have walked | D．to walk |