下图是汽车上的速度表,一辆汽车以此速度从A地驶向B地,若A地距B地约为3.2×1

题型:选择题

问题:

下图是汽车上的速度表,一辆汽车以此速度从A地驶向B地,若A地距B地约为3.2×105m,则

A.该汽车的行驶速度是80 m/s

B.该汽车的行驶速度是80 m/h

C.该汽车的行驶速度是80 Km/s

D.该汽车只要4小时就可到达B地

考点:比较快慢的方法
题型:选择题
阅读下面短文,从短文后方框中所给的五个句子中选出四个,分别填入文中相应的序号后,使短文语义连贯,结构完整。
Do you get angry when your friends sing loudly while you are trying to work or when your best friend does not wait for you after school?
小题1: __________. Getting angry with others can cause you to lose friends.
Gary Egeberg, an American high school teacher, has written My Feelings Are Like Wild Animals to help you control your feelings. It tells how to stay cool when bad things happen.
The book says that getting angry only makes problems worse. 小题2: __________. “Getting angry is not a natural way to act,” the book says, “It’s just a bad habit, like smoking.”
The book says you can control your anger easily – all you have to do is to tell yourself not to be angry.
The book gives many tips to help you if you get angry easily. 小题3:__________.
◆ Keep a record. When you get angry, write down why you are angry. Look at it later and you will see you get angry too easily.
◆ Ask your friends to stop talking to you when you get angry. This will teach you not to be angry.
◆小题4:__________. When you get angry, walk away from the problem and go somewhere else. Try to laugh.
A. Here are the top three
B. Do something different
C. It can nevermake them better
D. You may ask how to use the tips
E. If you do, you need to control your feelings
题型:选择题

音乐会上不同的乐器演奏同一首乐曲,我们也能够分辨出不同乐器发出的声音。这主要是依据: [ ]

A.音调

B.响度

C.音色

D.频率

题型:选择题

车辆购置税是对购买、()等方式取得并自用车辆征收的一种行为税。

A、进口

B、自产

C、受赠

D、获奖

题型:选择题

把一定量的锌与100 mL 18.5 mol/L的浓硫酸充分反应后,锌完全溶解,同时生成标准状况下 33.6L的气体,将反应后的溶液稀释到1 L,测得溶液的pH=1,则下列叙述错误的是

A.气体A是SO2和H2的混合物

B.气体A中SO2和H2的体积比为4:1

C.反应中共消耗锌97.5g

D.反应中共转移电子3 mol

题型:选择题

在建设工程项目的风险类型中,承包商和一般技工的能力方面的风险属于()类型。

A.经济和管理风险

B.组织风险

C.工程环境风险

D.技术风险

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