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【单选题】
防冻液浓度高于60%时会()A.
有利于水温提高
B.
有利于防锈蚀性
C.
防冻性和冷却性下降
D.
防冻性和冷却性提高
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举一反三
【单选题】I still feel __________ about the error in the accounts；I ought to have noticed it,and pointed it out. [ ]
A.
shameless
B.
regrettable
C.
skeptical
D.
guilty
【单选题】It is the third time I______to the Palace Museum, and I still think it is marvelous.
A.
have gone
B.
go
C.
have been
D.
will go
【简答题】根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 What is your favourite colour? Do you like yellow, orange, red? 小题1: . Do you prefer greys and blues? Then you are probably quiet, shy, and you would rather ...
【简答题】施工平面图的设计原则和内容有那些?
【简答题】活塞的结构可分为哪三部分?
【简答题】连词成句。 1. feel I sick school to go too to . 2. they What are doing ? 3. your is What colour favourite ? 4. tonight I have a will birthday part...
【简答题】对不起,请问您是从英国来的格林先生吗? me, are you Mr. Green from England?
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