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【单选题】
下列哪点不是热电偶的结论?A.
若热电偶两接点温度相同，尽管采用了两种不同的金属，回路总电动势恒为零。
B.
热电偶是非接触式测量。
C.
热电偶回路总热电动势的大小只与材料和接点温度有关，与热电偶的尺寸、形状无关。
D.
热电偶必须采用两种不同材料作为电极。
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举一反三
【单选题】Why does the woman advise the man the sublet? 查看材料
A.
Because it's convenient．
B.
Because the man doesn't need to spend money on furniture．
C.
Because the company can save money in the long run．
D.
Because the company doesn't have to buy furniture for the man．
【简答题】Why does the man know SO much about San Francisco?
【单选题】Why does the man thank the woman?
A.
She took the man to where he wanted to go .
B.
She came a long way to meet the man.
C.
She promised to help the man.
D.
She suggested a way out of the difficulty for the man.
【简答题】Why does the man want a one—way ticket to New York?
【单选题】Why does not the man go with the woman?
A.
The man is a little tired．
B.
The man doesn' t like to listen to music．
C.
The man is going to continue studying．
D.
The man is going to make a reservation．
【简答题】'Why does the parrot (鹦鹉) cost so much?' the man asked.
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