China sent up two manned spaceships and they were also great scientific       in the world．

A．achievements          B．discoveries         C．surprises         D．projects

—I wonder why Tom left without a word.

—He          have had some trouble，for he looks dull．

A．should          B．must             C．can           D．could

It is the time we spent together in China         impresses us deeply.

A．where           B．when            C．that           D．which

He looked around and caught a man        his hand into the pocket of a passenger.

A．put         B．to be putting          C．to put                  D．putting

The number of the students in our school         20％，compared with that of last year.

A．has grown to          B．is grown by          C．has grown by      D. grows to

Nowadays when people talk about magicians，the first one        comes into their mind is

Liu Qian．

A．whom          B．which           C．that        D．what

It was so dark in the cinema that I could hardly            my friend．

A．refer to         B．watch out       C．cheer up           D．pick out

Don't be too         about things you are not supposed to know.

A．strange         B．curious         C．amusing           D．content

The cultural relics here are regarded as part of the local history，so they should be well         ．

A．defeated         B．preserved           C．sheltered           D．deserved

Only when the rain stopped           again．

A．did the match start                            B．does the match start

C．the match had started                          D．the match started