The passage indicates that some companies use telephone sell

The passage indicates that some companies use telephone selling because ________

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As is known to all, the English language has been (rich) ___

As is known to all, the English language has been (rich) __________ by many borr

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They solved that problem (intelligence) __________.

They solved that problem (intelligence) __________.

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How does Larry feel if he fails to rescue the suicide?He wil

How does Larry feel if he fails to rescue the suicide?He will feel ___________.

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甲、乙两地相距100公里,A、B两人同时分别从甲、乙两地出发,A的速度为每小时20公里,B的速度为每小时30公里。在两人

甲、乙两地相距100公里,A、B两人同时分别从甲、乙两地出发,A的速度为每小时20公里,B的速度为每小时30公里。在两人出发的同时,一只小狗从乙地出发,速度是每

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