1 . Sitting in the lecture hall          a number of committed teachers,         attention was on an outstanding teacher’s lesson.

A．were, their

B．was, whose

C．was, their

D．were, whose

2 . A group of foreign climbers, ______ love adventures and extreme sports, are determined to visit Guilin and tried a vertical journey about Karsts.

A．many of them

B．many of who

C．many of whom

D．whose many

6 . The ant runs          its own body every second, ________ it is quicker than an Olympic 100-meter runner.

A．as 108 times as long; meaning	B．108 times longer than; which meaning
C．108 times the length of; which means	D．108 times how long; meaning

8 . Governments are set to actively respond to the State-level policy on promoting the employment of people with disabilities, ________ aims to shape a more considerate social environment for disabled people.

A．which

B．who

C．whose

D．what

10 . A war is so cruel that it always causes great losses, _____ has happened in Ukraine and other countries.

A．what

B．as

C．where

D．which