填空题

Susan has ______________________ ( 把她儿子夹克的肘部加固) with leather patches to make it more durable.

【参考答案】

reinforced the elbows of her son’s jacket

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填空题

Some women ______________________ (本来在工作中能够有一份不错的收入) instead of staying home, but they decided not to work for the sake of the family.

问答题

Cable systems began tying to use ______ to capture the signals from distant stations in the early 1950s.

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