若∠a=13°37′48″,则∠a的补角的大小是______度.

题型:填空题

问题:

若∠a=13°37′48″,则∠a的补角的大小是______度.

考点:余角,补角
题型:填空题

In the United States and in many other countries around the world, there are four main ways for people to be (91) about developments in the news: newspapers, magazines, and radio or television news broadcasts. A person may use one, or all, of these (92) for information. Each source is useful in its (93) way. Newspapers and magazines can give much information about a particular event. They may (94) some history of the event, some of its (95) , some of its effects, or perhaps give an (96) or point of view on a particular development. Radio and television can help a person to be well informed about what is happening each day. It is also (97) to listen to radio or watch TV (98) do something else at the same time. Many people can listen to the news on their car radio while driving (99) . For the student of English as a foreign language, an English language newspaper may be the most helpful news source that will also (100) you practice in reading English.
Most daily English language newspapers are not very hard to find. They are interesting and helpful in many (101) . In some of them, you may be able to find news about your (102) country. You will find news and information about important national and international political (103) . (104) what you are interested in, you can probably find something in the newspaper about it. A(n) (105) in the newspaper may help you solve a problem. Other stories may be about good movies, concerts, or TV shows.
Usually, an English language newspaper has several (106) or parts. Each part of the newspaper (107) stories about different kinds of news. Some sections have a lot of advertisements which may be helpful if you want to save money. By reading the advertisements, you may find something you want (108) sale. Or you may find that two stories are advertising the (109) thing, but at one store the price is lower. Other sections may have (110) advertisements or have only a specific type of advertisement to interest the people.

A.means

B.sides

C.ways

D.kinds

题型:填空题

请阅读下面的文字,完成文后的问题。(2分)

最美女教师

张丽莉,黑龙江佳木斯第十九中学没有编制的女教师。2012年5月8日,在失控的汽车即将撞向学生的危急关头,她挺身而出,奋力拉开两名学生。两名学生救下来了,但她自己却被碾在车下,造成双腿高位截肢,直到5月21日,尚未脱离生命危险。张丽莉的壮举感动了全国网友,网友亲切地称她为“最美女教师”。

看了这段叙述,你有什么感受?(60字左右)

题型:填空题

下面哪一项能有效锻炼上背肌()

A.仰卧两头起

B.颈后下拉

C.拉力条内收

D.腿举

题型:填空题

停留刹车松开时,你能否通过驾驶舱扬声器听到话音记录仪测试信号

A、能

B、不能

题型:填空题

硬反馈与软反馈的本质区别是反馈量大小不同。

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