We should get into ______ habit of thinking to increase our intelligence as well as to decrease     ______ risk of losing some details while taking action．

A．the，a           B．a(chǎn)，the         C．the，the           D．a(chǎn)，a

At last they had to give up，for they found ____ difficult to finish so much work in such a  shot period of time．

A．that               B．this              C．so                 D．it

He was given a special medal，for he reached his goal in spots ______ his disability both in legs and in eyes．

A．in case of         B．in terms of        C．a(chǎn)part from           D．in spite of

Children who are _______to computer games will waste a lot of time playing them on the internet．

A．a(chǎn)ddicted         B．a(chǎn)ccustomed         C．familiar          D．similar

Be careful not to _____ any word when you copy the important document．

A．leave off        B．leave out           C．pick out          D．take off

________ in watching her experiment，Tom even forgot his dinner．

A．Absorbed         B．Controlled         C．Attracted            D．Fixed

I’m living in the apartment nearby．Come and see me whenever _________．

A．it is convenient                          B．you are convenient

C．you have convenience                D．there is convenience

It still remains ________ whether he will be allowed to take part in the Olympics．

A．seeing           B．see         C．to see            D．to be seen

_______ you eat the correct foods _______ be able to keep fit and stay healthy．

A．Only if，will you                       B．Only if, you will

C．Unless，will                                D．Unless, you will

一Come on，please give me some ideas about the project．

一Sorry．With so much work ______ my mind，I almost break down．

A．filled             B．filling        C．to fill               D．being filled