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【判断题】
粉煤灰砌块的抗压强度应取3个试件的算术平均值。A.
正确
B.
错误
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举一反三
【简答题】What is still uclear about the case?
【单选题】This is the shop ______ I often buy foodstuff.
A.
where
B.
which
C.
of which
D.
to which
【简答题】Do you often think of your parents? You may say, “Of course, I 小题1: . I buy a gift for my mother on Mother’s Day and on Father’s Day I give my father a gift, too.” But what about the other days of the...
【简答题】The dog mustn’t be killed.
【单选题】The girl likes to buy cheap things. She often spends ______ money on ____ things.
A.
more, fewer
B.
fewer, more
C.
less, more
【单选题】What are the characteristics of chicken red blood cells?
A.
n uclear
B.
non nuclear
C.
particle
D.
none of the above
【多选题】Ion exchange property of zeolites are applied in the following fields such as
A.
Drinking w ater s oftening
B.
N uclear waste cleanup
C.
Oxygenerator
D.
Production of detergents
【多选题】Which of the followings belong(s) to renewable energy( 可 再生 能源 )? (There may be more than one answer)
A.
n uclear energy
B.
geothermal energy （地热能）
C.
wave energy
D.
coal
E.
natural gas
F.
hydraulic power （水力）
G.
tidal energy（潮汐能）
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