Hot metal ________ as it grows cooler.
更新时间:2024-11-24 00:46:48 A、contractsA
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Thosewho’dliketovisittheexhibition________(sign)yournameshere.
Hardlyhadhefinishedhisspeech________theaudiencestartedcheering.
Hotmetal________asitgrowscooler.
Wewerebusy________(get)thingsreadyforthetrialproductionwhenhephonedus.
Tosucceedinascientificresearchproject________.
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