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【单选题】
ISO200的曝光量是IS0100感光度的( )。
A.
4倍
B.
1倍
C.
20倍
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【多选题】生产性毒物的无害化排放是通风防毒工程的重要准则,而净化是无害化排放的主要手段。生产性毒物中有害气体净化的方法主要有()。
A.
洗涤法
B.
吸附法
C.
袋滤法
D.
隔离法
E.
燃烧法
【单选题】This is the man last night. [     ]
A.
whom I saw him
B.
whom I saw
C.
which I saw
D.
who I saw
【判断题】只有做伟大的事,才能让生命焕发光彩。
A.
正确
B.
错误
【单选题】We haven't seen each other for 20 years, but I recognized him _____ I saw him. Which of the following is wrong ?
A.
immediately
B.
the moment
C.
as soon as
D.
while
【单选题】This is the man__________last night. A.whom I saw him B.whom I saw C.which I saw D.who I saw him
A.
whom I saw him
B.
whom I saw
C.
which I saw
D.
who I saw him
【单选题】This is the man()last night.
A.
whom I saw him
B.
whom I saw
C.
who I saw him
【简答题】简述溶剂蒸脱过程中混合气体净化的方法。
【单选题】Although we hadn't met for 20 years, I recognized him ______ I saw him.
A.
the moment
B.
that moment
C.
by the moment
D.
for the moment
【单选题】 【 2019 武汉】“时代楷模”钟扬援藏 16 年,足迹遍布西藏最偏远、最艰苦的地区,率领团队在青藏高原为国家收集了数千万颗植物种子。科学家钟扬的事迹启示我们
A.
实现生命的意义,需要不言责任与回报
B.
只有到最艰苦的地方,才能更好地回报社会
C.
伟大在于创造和贡献,要让有限的生命焕发光彩
D.
只有做出惊天动地的壮举,才能实现生命的价值
【单选题】正常成人口腔温度的平均值是
A.
36.0℃
B.
36.5℃
C.
37℃
D.
37.5℃
E.
38℃
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