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【題目】—The farm chemicals remained(剩余) on the vegetables and fruits are harmful __ our health.

—Yes, they may cause lots of diseases.

A.withB.toC.for

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【題目】You should know that ____ body language is ___ important part of communication.

A.a; an B./; an C.the; a

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【題目】If you turn off the lights, the screen of the computer ________ be more clear.

A.mustB.has toC.shouldD.can

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【題目】In an important game like this one, every minute ______ . So let’s go for it!

A. counts B. works C. lasts D. helps

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【題目】A ship is safe if it stays in a harbor. But this is not ________ it is built for.

A.whatB.howC.whyD.where

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【題目】I met Lucy in the primary school and we have been close friends ________.

A. as usualB. again and againC. sooner or laterD. ever since

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【題目】They are always fighting over such a small thing. The war between them often ____.

A.breaks downB.breaks out

C.breaks offD.breaks away

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【題目】The boy ____ the little girl when he hurried out of the house.

A.knocked onB.knocked down

C.knocked atD.knocked off

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【題目】A woman with a young boy ________ getting into Uncle’s car.

A.isB.areC.has

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【題目】He answered a call and went away ________.

A.at timesB.at once

C.on timeD.since then

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