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【单选题】
消火栓系统的灭火时间按照( )小时进行设计A.
0.5
B.
1
C.
2
D.
1.5
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反馈参考答案：
举一反三
【单选题】“主要以农业、渔业、畜牧业、工业林业或化学工业的产品或半成品为原料,制造、提取、加工成食品或半成品,具有连续而有组织的经济活动工业体系。”是指?
A.
食物
B.
食品
C.
食品工业
D.
以上都对
【单选题】He asked the company _______ it was brave enough to publish his complaint.
A.
that
B.
if
C.
to
D.
which
【单选题】He was brave enough to risk _____ evidence.
A.
collected
B.
collecting
C.
for collecting
D.
to collect
【简答题】化学工业按生产的产品种类可分为() A无机化学工业 B有机化学工业 C精细化学品工业 D高分子化学工业 E生物化工工业
【单选题】—Your brother was brave enough to tell the truth in public. ---Yes, and he will never regret_________ that. I admire him so much.
A.
to do
B.
to be doing
C.
to have done
D.
having done
【单选题】He was brave enough to _______ his mistakes.
A.
get away with
B.
own up to
C.
bring up
D.
see to
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