31.Inthepastfewyears,researchh

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更新 2022-09-03
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31. In the past few years, research has suggested that Vitamin D may increase the level of serotonin（血清素）, one of the key neurotransmitters influencing our mood, and ________it helps to relieve mood disorders.

A．that

B．where

C．what

D．Which

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It was so noisy in the dining room that only by shouting ____ to make himself heard.

A．he has been able

B．has he been able

C．was he able

D．he was able

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I’d rather______ rudely to her yesterday.

A．you not speak	B．your not speaking
C．you didn’t speak	D．you hadn’t spoken.

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________ with so much trouble，we failed to complete the task on time.

A．Faced	B．Face
C．Facing	D．To face.

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Entering the garden, I found it ____ with ____ leaves.

A．covering; fallen

B．covered; falling

C．covering; falling

D．covered; fallen

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—Does anybody want an extra ticket to go to the movies?
—Whom would you rather _______ with you, Li Hua or me?

A．to go

B．have go.

C．have to go

D．have gone

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