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【单选题】
钨极氩弧焊时,工件装配要注意不能有错边,不可强行对口,焊前应( )。A.
预留尽置大的间隙，避免未焊透
B.
预留合适的坡口间隙
C.
预留过置的反变形
D.
预留大钝边，避免焊穿
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举一反三
【单选题】Which of the following details about the news is INCORRECT?
A.
There are 1,700 Ugandan troops in Somalia now.
B.
There are 8,000 AU troops in Somalia now.
C.
Kumalo thinks that peacekeeping mission in Somalia cannot be left only to the AU.
D.
Kumalo was not enthusiastic about the UN resolution.
【单选题】内生产总值等于工资、利息、租金、利润以及间接税支付的总和,也可以表述为()。
A.
总需求等于总供给
B.
总供给等于总产出
C.
总产出等于总收入
D.
总收入等于总需求
【单选题】In 1971 there were about 3,700 million people in the world. If the population were 【C1】______ evenly over the earth' s surface there would be about 50 people to the square mile; but there are vast are...
A.
scattered
B.
restrained
C.
separated
D.
resembled
【单选题】国内生产总值等于工资、利息、租金、利润以及间接税支付的总和,也可以表述为( )
A.
总需求等于总供给
B.
总供给等于总产出
C.
总产出等于总收入
D.
总产出等于总支出
【简答题】Direction: Listen to the dialogue, and decide whether the statements are true or false. If it is true, put "T" in the space provoded and "F" if it is false. 1. ______Nandajie Street is also called Min...
【单选题】国内生产总值等于工资、利息、租金、利润以及间接税支付的总和，也可以表述为( )。
A.
总需求等于总供给
B.
总供给等于总产出
C.
总产出等于总收入
D.
总收入等于总需求
【单选题】There are about 700 stores and shops in the bazaar .以下哪个词与划线部分的词意义相同,
A.
building
B.
market
C.
hotel
D.
city
【单选题】国内生产总值等于工资、利息、租金、利润以及间接税支付的总和,也可以表述为( )
A.
总需求等于总供给
B.
总供给等于总产出
C.
总产出等于总收入 A、 总收入等于总需求
【单选题】国内生产总值等于工资、利息、租金、利润以及间接税支付的总和,也可以表述为( )
A.
总需求等于总供给
B.
总供给等于总产出
C.
总产出等于总收人
D.
总收人等于总需求
【单选题】With the fresh water ____ short, we human beings are facing the danger of dying from thirst at any time. [ ]
A.
to run
B.
to be run
C.
running
D.
run
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