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【多选题】
以下选项中属于时间的是A.
下午3点40分开会
B.
两点准时上课
C.
运动员用11秒时间跑完100米
D.
一节课45分钟
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举一反三
【单选题】Last week, we had a meetingI told the chairman that I couldn' t attend it for I had something important to do, but he insisted_____my being present.
A.
on
B.
in
C.
to
D.
at
【简答题】本科毕业论文是大学本科培养目标的一个重要教学环节,体现对学生两个方面的要求: (1)较好地掌握本学科的基础理论、专门知识和 ; (2)具有从事科学研究工作或担负专门技术工作的 。
【单选题】I t _____ for a week and the streets were flooded.
A.
has rained
B.
was raining
C.
had been raining
D.
has been raining
【单选题】在原子吸收光谱分析中,若基体试样影响较大,难于配制与试样组成相似的标准溶液时,为了获得较好的结果,最好选择何种方法进行分析( )。
A.
工作曲线法
B.
内标法
C.
标准加入法
D.
间接测定法
【简答题】根据首字母，填出正 确的单词。 1. —What are you doing for v______? —I'm going to Tibet for a week. 2. I have to b______ my aunt's baby the day after tomorrow. 3. I hear that Thailand is very beautiful, and it is a g...
【单选题】I have just been in Australia for a week and I’m trying to________the new climate here. [ ]
A.
adjust to
B.
agree on
C.
fit up
D.
rely on
【单选题】在原子吸收光谱分析中,若基体试样影响较大,有难于配制与试样组成相似的标准溶液时,为了获得较好的结果,最好选择何种方法进行分析 ( )
A.
工作曲线法
B.
内标法
C.
标准加入法
D.
间接测定法
【简答题】Last July, I stayed in Italy for a week. One day I went to a small town in the north of Italy. Before I got to the town I had walked three hours. I felt tired and hungry. I went to a small restaurantf...
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