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【单选题】
( )是由于社会经济环境变化造成的设备价值的贬值。A.
有形磨损
B.
无形磨损
C.
第I类有形磨损
D.
第I类无形磨损
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举一反三
【单选题】—Are these books yours, Mike? —No, they aren’t. They belong to ______.
A.
him
B.
his
C.
hers
D.
she
【单选题】Will his parents go to see the Terra Cotta Warriors tomorrow? – No, ________ (不去) .
A.
they willn’t.
B.
they won’t.
C.
they aren’t.
D.
they don’t.
【简答题】They aren’t ____(his)keys. They are ____(their).
【单选题】—Excuse me, are these books ________? —No, they aren’t ________. They are ________ classmate’s.
A.
his; my; his
B.
your; mine; his
C.
yours; mine; my
【简答题】Are those ____(his) watches? No. they aren’t..
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