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【单选题】
Shall we discuss our plan this afternoon?A.
On the third floor.
B.
No problem.
C.
Mind your steps.
D.
This way please.
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举一反三
【简答题】用于手工钎焊的 Sn63焊锡丝的熔点只有183°C,从成分上看,Sn63焊锡丝属于()。 A亚共晶合金 B 共晶合金 C过共晶合金 D都不是
【单选题】My old neighbor Charles felt ______ after his children moved out.
A.
lonely
B.
safely
C.
angrily
D.
happily
【单选题】用于手工钎焊的 Sn63焊锡丝的熔点只有183°C,从成分上看,Sn63焊锡丝属于()。 A亚共晶合金 B共晶合金 C过共晶合金
A.
亚共晶合金
B.
共晶合金
C.
过共晶合金
D.
都不是
【单选题】My old neighbor Charles felt__________ after his children moved out.
A.
safely
B.
lonely
C.
happyly
D.
easier
【简答题】On the train I an old lady who happened to be a neighbor of my daughter’s.
【简答题】A young father was visiting an old neighbor. They were standing in the old man's garden，and talking about children. The young man said，“How strict should parents be with their children？” The old man p...
【简答题】One of my. next-door neighbor is a sweet 92-year-old Polish lady. A few days ago, I came back from a trip. As I was 16 . my clothes in my room, I heard a(n) 17 , frantic(发疯的) knock on the door. It was...
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