AstudyintheU.S.A.in1977showedt

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更新 2022-09-03
科目英语
题型单选题
难度中等
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A study ________ in the U.S.A. in 1977 showed that the chemical ASA in aspirin could prevent a stroke.
A. carrying out B. carried out C. working out D. worked out

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23. It is too expensive for me to buy the car. I can’t_________it.

A．pay

B．afford

C．sell

D．Spend

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难度：未知

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22. Victor apologized for________to inform me of the change in the plan.
his being not able B. him not to be able
C. his not being able D. him to be not able

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21. He decided not to attend her birthday party________he had been invited to.

A．as if

B．even though

C．because of

D．Since

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20. _______, English is one of the most important subjects.

A．It is known to all that	B．As is known to all that
C．As we know	D．As it is known to all

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19. At that time, people_____early in the morning in winter, and coal them warm.

A．used to get up; used to keep	B．were used to getting up; was used to keep
C．used to get up; was used to keeping	D．were used to get up; was used to keep

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