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【判断题】
U型管换热器结构简单,质量较轻,本身具有热补偿能力,容易清洗,换热。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】听力原文：M: When did your sister marry? W: She married in 1980 when she was 28 years old. When did the woman's sister marry?
A.
1918.
B.
1980.
C.
1929.
【单选题】A firm offer should become binding as soon as it is accepted by the _________ .
A.
offeror
B.
offeree
C.
offerer
【简答题】????As for the future， her firm has closed for its summer break now; as soon as ??43__________ 查看材料 ??
【单选题】A firm from New Zealand has revealed a set of robotic legs which they claim will soon allow ________ wheelchair-bound people to walk again.
A.
extremely
B.
previously
C.
actually
D.
eventually
【简答题】When he awoke, he found himself (look after) ______ by an old woman.
【简答题】The news soon ______ that the firm was closing down.A. got around B. got over C. got down B. got over C. got down C. got down
【简答题】The firm soon achieved complete ______________(dominate) in the marketplace.
【单选题】A firm from New Zealand has revealed a set of robotic legs which they claim will soon allow _______ wheel chair - bound people to walk again. [ ]
A.
originally
B.
previously
C.
properly
D.
primarily
【多选题】双手接胸部高度的球的动作要领有哪些?
A.
接球时两眼注视来球，两臂伸出迎球
B.
两手手指自然张开，两拇指相对成八字形，其余手指向前上方，手心向前，两手成一个半圆形
C.
当手指触球后，两臂随球后引缓冲来球的力量，两手持球于胸腹之间
D.
接球后保持身体平衡，做好传球、投篮或突破的准备
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