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（本小題12分）某射手在一次射擊訓(xùn)練中，射中10環(huán)，9環(huán)，8環(huán)、7環(huán)的概率分別是0.21，0.23，0.25，0.28，計(jì)算這個(gè)射手在一次射擊中：
（1）射中10環(huán)或7環(huán)的概率；  （2）不夠7環(huán)的概率。

（本小題12分）某射手在一次射擊訓(xùn)練中，射中10環(huán)，9環(huán)，8環(huán)、7環(huán)的概率分別是0.21，0.23，0.25，0.28，計(jì)算這個(gè)射手在一次射擊中：
（1）射中10環(huán)或7環(huán)的概率；  （2）不夠7環(huán)的概率。

閱讀短文，用方框內(nèi)所給單詞的正確形式填空，使短文意思通順、完整。請(qǐng)將答案寫(xiě)在短文后相應(yīng)題號(hào)的橫線上。注意：①每個(gè)單詞只能用一次。②每空限填一詞，有些詞需要做相應(yīng)的變化。③其中有兩個(gè)多余選項(xiàng)。

A car needs gas to run and your body also needs food to work. 【小題1】_____ the right kind of food is very important. It can help your body grow strong, so take care of _【小題2】____ you eat.
There are four main food groups together. The dairy group has food like mild, cheese, and yogurt. The other three __【小題3】____ are the meat and fish group, the fruit and vegetable group, and the bread and rice group. Each meal should have at ___【小題4】___ one food from all the four main groups. With all these food together, you will be __【小題5】____ enough energy during the day.
It’s easy to get into bad eating __【小題6】___. You may eat your breakfast in a hurry to get to school on time. Or you may not have time for a good lunch. It may seem easy to _【小題7】 your supper with fish and chips all the time. But you will find ___【小題8】__tired during these days and you can’t think quickly.
Watching what you eat will help keep your body __【小題9】_ and strong. It’s also good to take some exercise. It will __【小題10】_ you eat more if you take a walk or play games in the open air. Having a good eating habit with some exercise is the key to your health.

閱讀短文，用方框內(nèi)所給單詞的正確形式填空，使短文意思通順、完整。請(qǐng)將答案寫(xiě)在短文后相應(yīng)題號(hào)的橫線上。注意：①每個(gè)單詞只能用一次。②每空限填一詞，有些詞需要做相應(yīng)的變化。③其中有兩個(gè)多余選項(xiàng)。

A car needs gas to run and your body also needs food to work. 【小題1】_____ the right kind of food is very important. It can help your body grow strong, so take care of _【小題2】____ you eat.
There are four main food groups together. The dairy group has food like mild, cheese, and yogurt. The other three __【小題3】____ are the meat and fish group, the fruit and vegetable group, and the bread and rice group. Each meal should have at ___【小題4】___ one food from all the four main groups. With all these food together, you will be __【小題5】____ enough energy during the day.
It’s easy to get into bad eating __【小題6】___. You may eat your breakfast in a hurry to get to school on time. Or you may not have time for a good lunch. It may seem easy to _【小題7】 your supper with fish and chips all the time. But you will find ___【小題8】__tired during these days and you can’t think quickly.
Watching what you eat will help keep your body __【小題9】_ and strong. It’s also good to take some exercise. It will __【小題10】_ you eat more if you take a walk or play games in the open air. Having a good eating habit with some exercise is the key to your health.

根據(jù)對(duì)話內(nèi)容，在每小題的空白處填入適當(dāng)?shù)脑捳Z(yǔ)，使對(duì)話意思完整。
A: Hello, is that Mary?
B: Yes. 【小題1】______________________?
A: This is Han Mei.
B: Your voice sounds strange. 【小題2】______________________________?
A: I’ve got a headache and a cough.
B: 【小題3】___________________________________?
A: No, I’m afraid of the doctor. I’ve taken my temperature. It seems to be all right. Nothing serious, I think.
B: 【小題4】______________________. You should take some medicine and drink more water. You’ll feel better soon I think.
A: I think so. By the way, can you help me ask for sick leave this afternoon?
B: with pleasure. 【小題5】_________________. I will help you with them after you are well.
A: Thank you so much! Bye bye.
B: Bye.

1. Learning_____ country’s language is a better way knowing _____culture
behind it.

A．the; a

B．a(chǎn); the

C．/; the

D．a(chǎn); /

The price of the iphone4 is too_____. Fm afraid I can't afford it.

A．high

B．expensive

C．cheap

D．low

The _____you eat, the ______you will be.

A．more healthily; more healthily

B．more healthily; healthier

C．healthier; healthier

D．healthier; more healthily

— Congratulations! You've got the first prize in the English Contest.
—_____ it be true? It's unbelievable!

A．May

B．Should

C．Must

D．Can

— Hurry up, _____you will miss the school bus.
— I know that, Mum. I'll be ready in a minute.

A．or

B．a(chǎn)nd

C．nor

D．but