In our class there are 60 students, of ____________ two thirds are boys.
| A．which | B．them | C．whom | D．who |
Some kinds of animals can change their colour with _______.
| A．conditions | B．environment | C．surroundings | D．situation |
Heat wave sufferers said that they couldn’t get admitted into hospitals. They arrived at hospitals, no bed available.
| A．finding | B．so as to find | C．found | D．only to find |
Out there, in the midest of the snow,in long, black clothes.
| A．a woman sat | B．sat a woman |
| C．was a woman sitting | D．a woman was sitting |
Film star Jet Li’ contribution to the One Foundation Project is _______, and many people respect him for it.
| A．available | B．admirable | C．constant | D．attractive |
——What impresses you most about your hometown?
——The street, the length of which is four times _______ it was eight years ago.
| A．that | B．as | C．than | D．what |