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【单选题】
发动机的连杆吊钩采用( )的锻造方法制造。A.
自由锻
B.
模锻
C.
板料冲压
D.
铸造
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【简答题】What’s the prefix in word “ex-athlete”, and in Chinese, what’s the meaning of the prefix?
【单选题】The prefix in the words prefix and pretest means
A.
before
B.
final
C.
fixed
D.
superior
【简答题】Identify and define the prefix in the following words. For example: external——its prefix is "ex-", which means "outside, away", you fill in the blanks with ex-; outside, away. 1. hyperactive 2. transf...
【单选题】The prefix in the word______ does not change it to a different word class.
A.
endanger
B.
unearth
C.
antiwar
D.
unfair
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