执行如图所示的程序框图, 则输出的 i=()

执行如图所示的程序框图, 则输出的 i=()

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已知集合 A={x∈Z|﹣ 3<x<5}, B={y|y=2x, x∈A}, 则 A∩ B 的元素个数为()

已知集合 A={x∈Z|﹣ 3<x<5}, B={y|y=2x, x∈A}, 则 A∩ B 的元素个数为()

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Alice can sing some English songs, _______ she can’t play the guitar.

Alice can sing some English songs, _______ she can’t play the guitar.

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—Michael, shall we go hiking in the mountains next Sunday?—OK, ________it rains

—Michael, shall we go hiking in the mountains next Sunday?—OK, ________it rains heavily.

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You’d better tidy up your room ________ your father comes back.

You’d better tidy up your room ________ your father comes back.

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