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【单选题】
88g干冰的物质的量是( )。
A.
1mol
B.
2
C.
1.204*10^24
D.
2mol
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参考答案:
举一反三
【单选题】下列山脉走向答题一致的是 1天山2大兴安岭3太行山4昆仑山5秦岭6巫山
A.
①②④
B.
①③⑤
C.
②③⑥
D.
③④⑤
【单选题】为防止标尺下沉和标示标尺位置,水准测量时要放置尺垫,尺垫只能放在( )上。
A.
水准点
B.
永久水准点
C.
临时水准点
D.
转点
【单选题】According to the news, the plane crashed ______.
A.
shortly before it landed
B.
minutes after it took off
C.
after it cleared the mountain
D.
at the foot of the mountain
【单选题】使人体能够感觉到的最小电流称为()。
A.
持续电流
B.
感知电流
C.
致命电流
【单选题】M: I like to walk outdoors after the rain. It smells fresh and looks greener. W: I agree. A nice time to walk outdoors is after it rains. [音频]
A.
She will not walk after it rains.
B.
She does not want to get wet feet.
C.
She thinks it is a nice time to walk.
D.
She likes walking after the rain if she has a coat to wear.
【单选题】You Need Courage! Shortly after I began a career in business, I learned that Carl Weatherup, president of PepsiCo (百事可乐公司), was speaking at the University of Colorado. I tracked down the person handli...
A.
I began breathing again and we grabbed (霸占) an office right there at school and closed the door.
B.
As I sat listening to him, I knew that I could trust him, and that he deserved every bit of loyalty I could give to him.
C.
I became alarmed: his talk wasn't ending when it should have.
D.
He said that it took nerve for me to interrupt him, and that nerve was the key to success in the business wodd.
E.
I was told, however, that he was on a tight schedule and only had 15 minutes available after his talk to the business class.
F.
I handed him the card then I turned and walked out the way I came. 第 46 题 请选择(46)处的最佳答案.
【单选题】The shape of Italy on a map has often been compared ______ a long Wellington boot.
A.
as
B.
to
C.
with
D.
against
【判断题】在数据库设计时使用范式约减的目的是为了:防止出现数据的更新、查找、 删除异常,同时减少数据的冗余。
A.
正确
B.
错误
【单选题】使人体能够感觉到的最小电流称为( )。(1分)
A.
感知电流
B.
持续电流
C.
致命电流
【判断题】在存在限制资源、通货膨胀未被预期且比较温和的情况下,产出会增加。()
A.
正确
B.
错误
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