Many British people have noticed that bu

读图，完成1—3题。

1、图示时间，下列城市风力最大的是[ ]

2、此时

A．太原位于高压区内，天气晴朗，气温较低

B．沈阳处在暖锋控制下，大风、升温

C．海口受来自海洋气流影响，为阴雨天气

D．武汉因受低气压控制，气温低

3、关于①～④四地点风向的判断，正确的是[ ]

A．①③的风向相反

B．②④的风向相近

C．③吹西北风

D．④吹西北风

计算1.68÷1.65，当商是1时，余数是（　　）

A．0.3

B．3

C．0.03

D．30

用括号内所给单词的适当形式填空。

1. My mother goes to Beijing _________ (two) a year.

2. Thanks a lot for _________ (teach) us so well, Miss Green.

3. He would like _________ (have) a cup of tea.

4. Today is Tom's _________ (fourteen) birthday.

5. You should exercise to stay _________ (health).

6. My father _________ (buy) some DVDs for me yesterday.

7. How many _________ (mile) is it from your home to your school?

8. Taking a boat must be a lot _________ (much) fun than taking a bus.

9. Thanks for your _________ (invite) to your house next week.

10. You should help your sister when she _________ (need) help.

叠罗汉是一种二人以上层层叠成各种造型的游戏娱乐形式，也是一种高难度的杂技。右图所示为六人叠成的三层静态造型，假设每个人的重量均为G，下面五人的背部均呈水平状态，则最底层正中间的人的一只脚对水平地面的压力约为（）

A.

B.

C.

D.