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【判断题】
瓦斯爆炸的基本条件中，瓦斯浓度爆炸的界限是10－16％。（）A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】Laura doesn't want to go swimming and, ________, she hasn't got a swimming costume.
A.
in any case
B.
in no case
C.
in this case
D.
in case
【简答题】They returned earlier than we (expect) ______. 50、 Hainan is China's second (large) ______ island. 51、 The cafeacute, (open) ______ last year, is very popular among the students in this school. 52、 Si...
【判断题】判断题:“生产企业物流围绕着企业组织商品生产的活动,包括了从生产品的生产过程直到所生产的商品销售出厂以及售后服务的一切物流活动。”A. 对 B. 错
A.
正确
B.
错误
【单选题】Why doesn't the woman want any help from the man?
A.
She knows he's very busy.
B.
He's already helped her enough.
C.
He doesn't know enough about chemistry.
D.
She doesn't need any help.
【简答题】《____》是在南宋形成的十三部中国古代儒家的经典。
【单选题】Why doesn't the woman want any help from the man?
A.
She knows he's very busy.
B.
He's already helped her enough.
C.
He doesn't know enough chemistry.
D.
She doesn't need any help.
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