下列对B737描述正确的有()A、BBJ是B737系列中的公务机 B、B737是双通道

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问题:

下列对B737描述正确的有()

A、BBJ是B737系列中的公务机

B、B737是双通道飞机

C、B737-800有小翼

D、B737在前有机型的基础上提高了载油量

考点:科普知识竞赛航空服务知识航空服务知识题库
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From:Li-Hong @ net. cn
To:jenny@compail.ca
Subject:School term
Date:01/09 6:00 p.m.
Dear Jenny,
Today is my first day of new high school.Many students in our school come from big cities.They bring the high-tech things to school,for example,mobile phones,MP3 players,CD players and electronic dictionaries.They show off these things to others.What about your classmates in the US? Do they have these things?
Li Hong
From:jenny@compail.ca
To:Li-Hong @ net. cn
Subject:Repeat!
Date:01/09 8:00 p.m.
Dear Li Hong.
We also bring these high-tech things when we are back to school.However,we often work during the holidays,and make money to buy these things.I think we need these things.We need mobile phones to contact with our friends.We also need CD players to listen to music.Electronic dictionaries can be useful for our study too.
Jenny
 
小题1:The word “high-tech” means ____________ in Chinese.
A.高质量的B.高品质的C.高科技的D.高价格的
小题2:Where do you probably read these two letters?
A.In a magazine.B.In a book.C.In a guide-book.D.On a website.
小题3: Li Hong thinks many students like to bring the high-tech things to school because ____________.
A.they like to listen to music
B.mobile phones are useful for their studies
C.they want to show off these things
D.they want to contact with their classmates
小题4:Jenny thinks students bring CD players to school because they want to _________.
A.make money B.contact with friends C.listen to musicD.study well
小题5:From the passage we know that ____________.
A.Li Hong has many high-tech things like her classmates
B.American students often use their own money to buy the high-tech things
C.Chinese students work during the holidays to buy the high-tech things
D.all the high-tech things are useful for the students
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Complete the dialogues. 补全对话。

1. —               !    —Good  night! 

2. —Have a good trip!    —                  !

3. —How are you?   —                   !   

4. —Nice to meet you!   —                      !

5. —Sit down, please!   —                      

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什么是真空度?

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批判教育学是在对( )的批评上发展而来的

A.实验教育学

B.文化教育学

C.制度教育学

D.实用主义教育学

题型:多项选择题

日常操作中,定期对塔器的安全附件进行检查,应()、()。

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