题目内容

Government reports, examination compositions and most business letters are the main situations formal language is used.

A. in which
B. on which
C. in that
D. at that

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____________ who wants to take the exam must give me their names before Friday.

Anyone
B. Those
C. Someone
D. These

Computer programming was regarded as an art ______ a science in the 1950s and 1960s.

A. instead of
B. out of
C. according to
D. rather than

_____ she began to search some on

A. There were no interesting radio programs
B. There was no interesting radio programs
C. Without being interesting radio programs
D. There being no interesting radio programs

I was very tired when I arrived home. I ____________ hard all day.

A. had been working
B. have been working
C. am working
D. was working

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