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【单选题】
砌体砌筑时，蒸压灰砂砖、蒸压粉煤灰砖等块体的产品龄期不应小于()。A.
3d
B.
7d
C.
15d
D.
28d
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反馈参考答案：
举一反三
【单选题】(自编)We often get up late and have ______ around midday.
A.
lunch
B.
brunch
C.
dinner
D.
breakfast
E.
: B
F.
程度:易
G.
解析:根据句意可知,我们周日早上经常起得很晚,快到中午时才吃早午餐。A项lunch为中餐,B项dinner为晚餐,D项形式错误。只有B项brunch为breakfast和lunch的拼缀。故选B项。
H.
(自编)Can I make an _________ with Doctor Wang?
I.
appointment
J.
appoint K. disappoint L. disappointing
【单选题】We often get up late and have_____around midday.
A.
lunch
B.
brunch
C.
dinner
D.
breakfast
【多选题】Which of the following information do we often get from a personal ad of the Uninted States?
A.
living condition
B.
occupation
C.
hobby
D.
age
E.
height
【单选题】We often get ______ when people cut in line. [ ]
A.
annoying
B.
annoyed
C.
to annoy
D.
annoy
【简答题】HXD3型电力机车再生制动时，逆变器工作在整流状态，四象限整流器工作在逆变状态，并通过中间直流回路向主变压器牵引绕组馈电，将再生能量回馈至（）利用。
【单选题】We often get remarks regarding the cleanliness of our classroom.(U1-A )
A.
complementary
B.
complimentary
C.
comprehensive
D.
contrary
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