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【判断题】
视听说中级 Unit 1  3-2 判断 The plane developed some technical problem, so Greg stayed in the island 12 hours.
A.
正确
B.
错误
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参考答案:
举一反三
【多选题】钛及钛合金管道安装时,钛及钛合金管焊接应采用( ),不能采用氧—乙炔焊或二氧化碳气体保护焊,也不得采用普通手工电弧焊。
A.
手工电弧焊
B.
埋弧焊
C.
惰性气体保护焊
D.
真空焊
【简答题】Jack drives a school bus.His bus is different from other school buses because it doesn’t carry children.Jack’s bus takes dogs to school in the morning and brings them home at night.Jack takes the dogs...
【判断题】胰岛A细胞主要分泌胰岛素,胰岛B细胞主要分泌胰高血糖素。()
A.
正确
B.
错误
【简答题】大多数致病菌生长的最适pH值为7.2~7.6,最适温度为 ℃。
【单选题】Which of the following is not true during the Queen Victoria’s rule?
A.
Ruling a quarter of the world's population.
B.
Soldiers were at war all over the world.
C.
The number of people living in Britain increased three times.
D.
Railways, factories and machines were built.
【单选题】焊接钛及钛合金时,不能采用( )焊接。
A.
惰性气体保护
B.
真空保护
C.
在氩气箱中
D.
CO 2 气体保护
【单选题】Jack is a careful driver, but he drives _____ of my friends. [     ]
A.
more carefully
B.
the most carefully
C.
less carefully
D.
the least carefully
【单选题】Absolute monarchy in England reached its summit during the reign of Queen ______.
A.
Victoria
B.
Elizabeth 1st
C.
Mary
D.
Elizabeth 2nd
【单选题】The war began during the reign of Queen Elizabeth I. The statement is .
A.
false
B.
true
【单选题】正确处理投诉的重要性之一是 ________ 。
A.
.会增加酒店的经济收入
B.
.会增加客源
C.
.会减少麻烦
D.
.会改善客人对酒店的印象
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