题目
A.n.来源;水源
B.以……为荣
C.vt.不信任;减少
第3题
A.①③
B.②④
C.①⑤
D.①②
第4题
A.I’ve heard from a trustworthy source that this company is doing very badly.
B.I’ve heard from a trustworthy source that this company is doing very bad.
C.I’ve heard of a trustworthy source that this company is doing very badly.
第10题
A.A.If you find metal particles in the reservoir, find their source and repair the broken part
B.B.If you find metal particles in the pump, find their source and repair the defective part
C.C.If you find material particles in the pump, find their source and repair the damaged part
第11题
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