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【单选题】
（）是利用可燃气体同氧混合燃烧所产生的火焰来分离材料的热切割。A.
气焊
B.
气割
C.
电焊
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】根据句意和首字母提示补全单词。 1. There is much snow outside. It is s_______ today. 2. How was the weather yesterday? It was r_______. 3. What's the t_______ tomorrow? 4. —How was Tom's h_______ in Kaifeng? —Wonderf...
【单选题】A2 题型 31岁葡萄胎患者,其处理原则不妥的是
A.
吸宫手术前做好输液,输血准备
B.
两次刮宫术应间隔7天
C.
术后需给予抗生素
D.
预防性化疗作为治疗常规
E.
每次刮出物送病理检查
【单选题】水体污染的主要来源有
A.
工业废水、生活污水、农业污水
B.
冷却水、洗涤污水、化工污水
C.
有机污水、无机污水、混合性污水
D.
物理性污水、化学性污水、生物性污水
E.
一次性污染、经常性污染
【单选题】Don't worry! The train _____ at 3:30 pm. There is enough time left. [ ]
A.
leave
B.
leaving
C.
leaves
D.
left
【单选题】Words cannot ________ how delighted I was.
A.
consider
B.
consist
C.
consume
D.
convey
【简答题】补全对话A. They were taken by me last year.B. There is something wrong with my camera.C. What kinds补全对话 A. They were taken by me last year. prefix = o ns = 'urn:schemas-microsoft-com:office:office' / B. T...
【简答题】Words
cannot __ how delighted I was.A. convey B. carry C. speak D. mean
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