32. ---Why on earth didn’t you answer the phone? ---I’m sorry, but the doorbell

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32. ---Why on earth didn’t you answer the phone?
---I’m sorry, but the doorbell _____ too.

A．is ringing

B．was ringing

C．rang

D．was about to ring

答案

解析

略

举一反三

35. Global oil prices ______ sharply in the past two years.

A．have been risen

B．have arisen

C．have risen

D．have raised

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45. With the rapid growth of population, the city______ in all directions in the past five years.

A．has been spread

B．has spread

C． spread

D．had spread

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15. Great changes ______ in the city, and a lot of new buildings ______.

A．have been taken place; have been set up	B．have taken place; have been set up
C．have taken place; have set up	D．were taken place; were set up

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17. Our attention was drawn to the eight-year-old girl who was _______ perfectly at the piano.

A．acting

B．behaving

C．performing

D．doing

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22．How close parents are to their children ___________a great effect on the characters of the children.

A．have

B．to have

C．having

D．Has

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