接触器的常开触头是指始终处于断开的触头。（）

下面语段中加点的词语，使用恰当的一项是(　　)

A．2013年11月9日，代表中国出战的广州恒大技高一筹，战平韩国豪门首尔FC，依靠客场进球多的优势夺得中国足球职业化之后首个亚冠联赛冠军。

B．农村各地婚丧嫁娶大操大办、一饭千金等现象有所回潮，各种封建迷信活动也有所抬头，这不但加重了群众的精神和经济负担，而且污染了社会风气，影响社会主义新农村建设。

C．最近，医患矛盾十分突出，经常有患者家属把医院闹得天翻地覆，伤害医护人员的恶性事件也时有发生。

D．得知将要征用村里的土地建新开发区的消息后，村民们为了多得拆迁补偿款，突击装修、非法建房在村里蔚然成风。

阅读理解。

     How to have fun in Chicago without spending a lot of money?

     Sightseeing

     ★The Art Institute of Chicago has a fine collection of photos and paintings. The ticket is $10.00.

But on Tuesdays you'll get in free.

     ★The Sears Tower is the world's third tallest building. By going to the 103rd floor, you can get a

great view of the whole city! All for only $8.50.

     Free show

     ★There are free concerts in Grant Park in summer. They are held from Wednesday to Saturday

at 7:00 pm.

     ★Attend the taping of a TV show for free. The Oprah Winfrey Show and the Jenny Jones Show

both offer tourists free tickets. For the Oprah Winfrey Show you'll have to book tickets at least a month

before.

     Places to stay

     ★You can get a hotel for $100 to $300 a day. However, you can get a room in the dormitory at

Roosevelt University for $215 for a whole week!

1. This passage tells us ________.

A. Chicago is a big and beautiful city

B. where we can see fine photos and paintings

C. how to make a cheap trip in Chicago

D. there are many free concerts in Chicago

2. It will cost you ________ if you visit the Art Institute instead of the Sears Tower on Sundays.

A. more    

B. less        

C. a little          

D. nothing

3. You may go to ________ if you like to get a great view of the whole city.

A. the Art Institute        

B. the Sears Tower

C. Roosevelt University    

D. Grant Park

4. According to the passage, which of the following is NOT true?

A. It is free to go to the Art Institute on Tuesdays.

B. Free Grant Park concerts are held four nights a week in summer.

C. The Sears Tower is the world's third tallest building.

D. You can get tickets to the Oprah Winfrey Show as soon as you arrive.

窗体上有两个文本框Text1、Text2以及一个命令按钮Command1，编写下列程序：
Dim y As Integer
Private Sub Command1_Click()
Dim x As Integer
x=2
Text1.Text=p2(p1(x),y)
Text2.Text=p1(x)
End Sub
Private Function p1(x As Integer) As Integer
x=x+y:y=x+y
p1=x+y
End Function
Private Function p2(x As Integer, y As Integer)As Integer
p2=2*x+y
End Function
当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为( )。

A．2 4
2 4

B．2 4
4 8

C．4 4
8 8

D．10 10
58 58

红粘土的主要特性表现为（）。

A.膨胀性弱

B.高塑性

C.大孔隙比

D.一般呈中低压缩性

液化石油气由液态转为气态时，体积会增加（）。

A.150-200倍

B.250-300倍

C.500-1000倍