Of my five favorite novels，one was written by an American writer．Mark twain and_______ by an English writer ,Charles Dickens.
| A．four other | B．other four | C．the four other | D．the 0ther four |
The society was set up to endangered species form extinction.
| A．deserve | B．preserve | C．observe | D．reserve |
Wetoday not a victory of a party but a celebration of freedom, symbolizing an end as well as a beginning, signifying renewal as well as change.
| A．enjoy | B．observe | C．watch | D．suspect |
People think “SOS” is the simplest and commonto make, in time of danger or disaster.
| A．mark | B．sign | C．signal | D．remark |
There has been noso far from the police about the cause ofthe poor girl’s death after the college entrance examination.
| A．comment | B．command | C．discussion | D．reaction |
These experiences ______ me _____ the drug’s harmful effects.
| A．are convinced; by | B．convinced; of | C．were convinced; by | D．convinced; at |