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【題目】---Where’s your father? ---He ______ to work.

A.has goneB.wentC.has beenD.will go

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【題目】She studied________medicine before she became________writer.

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

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【題目】Life is like riding a bicycle. To keep your balance (平衡), you ________ keep moving.

A.mustB.canC.can’tD.mustn’t

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【題目】________ hard, and you will be ________.

A.To study; bestB.Study; bestC.Studying; the bestD.Study; the best

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【題目】We saw ________ birds when we were climbing the mountain in my home town.

A.million ofB.millions ofC.millionsD.million

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【題目】Mike and Jeff________ TV on weekdays.

A.doesn't watchB.don't watchC.watchesD.not watch

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【題目】—Dad, are you ________this afternoon?

—Yes, I have no time to play with you, Mary.

A.lateB.freeC.busyD.happy

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【題目】Through superior production techniques the factory is able to gain the competitive ________ in theinternational market.

A. support B. edge C. reputation D. balance

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【題目】Practice is the only _______ to testify truth, while learning of theory eventually serves practical application.

A. evidence B. element C. criterion D. contrast

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【題目】Is that cap Bob’s?

No, it ________ be his. His is blue.

A.can’tB.mustn’tC.needn’tD.may not

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