题目内容

How and why Jack came to China ____not known. When and where to build the new library____not been decided.

A. is; has
B. are; has
C. is; have
D. are;is

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Two hundred and fifty pounds____ too unreasonable; a price for a second-hand car.

A. is
B. are
C. were
D. be

All but Dick ____ in Class Three this term.

A. are
B. is
C. were

Soon after the earthquake, every man,woman and child ____about it.

A. were talking
B. was talking
C. talk
D. talks

My friend and classmate Paul ____ motorcycles in his spare time.

A. race
B. races
C. is raced
D. is racing

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