牛津版（深圳•广州）初中英语八年级下册Unit 7 The unknown world 原因状语从句专练

一Why do you like your history teacher?

一_____ he is very friendly and kind to us.

—_____ you're Lisa's good friend, you should help her.

—I see, Ms. Jones. I'll do my best.

—Why are you late again, Jack?

—I am sorry, Ms. Brown. I didn't catch the bus _____ the heavy rain.

—Why do you like movies?

一_____ it's relaxing.

_____ we have half an hour to wait for the bus, let's go to the coffee shop to have a cup of coffee.

We didn't go to school yesterday _____ the bad weather.

I like dolphins best _____ they're _____.

—Why is the woman worried?

—_____ she lost her little son.

I dislike watching comedies _____ most of them are meaningless.

David is really a hard-working student. He studies so hard _____ he wants to enter No. 3 High School.

Boys often get their hands dirty _____ they are not careful when they play.

Jenny often eats a lot of fruit and vegetables _____ she knows they are good for health.

We should use fewer chemicals in our daily life _____ many of them can cause serious pollution.

_____ good health is very important, _____ we should care more about our health.

Art is my favorite subject _____ it's relaxing.

—Why didn't Lucy come to school today?

—_____ her illness, she has to stay at home for several days.

一Why is Jim so excited?

一_____ his favorite idol (偶像) will come to Harbin.

—Why do you like listening to music after school?

—_____ it can make me relaxed and happy.

On August 25, 2011, Steve Jobs left Apple _____ his bad health. About one month later, Jobs passed away.

I don't like science _____ it is difficult.

—Tom isn't feeling very well.

—He seems to have a cold ____ the weather changes suddenly. 

________ you are so weak, you'd better stay at home.

The doctor told the patient to go on a diet ______ he was overweight.

_____ the weather was fine, I opened all the windows.

______ you are leaving tomorrow, we can eat dinner together tonight.

I hate traveling by air _______ you usually have to wait for hours before the plane takes off.

Mr. Green can't go to the meeting ______ he has a bad cold.

Mo Yan's books have been sold out in many bookstores _____ his winning of the Nobel Prize in Literature.

Fill in the blanks with because, because of, since.

许多人喜欢大熊猫，因为他们很可爱。（because）

由于好奇心，他们走进了森林。（because of）

既然你觉得不舒服，你最好躺在床上。（since）