方框中所给单词的适当形式填空。(每小题1分,共5分)
| spend   weigh   slow   leaf  succeed | 
  
Spring is coming and the             turn green.
If we walk            , we'll be late for the film.
 --What are they doing? --They are            an elephant.
He is very happy because he has            in passing the exam.
Mrs. Smith             three thousand yuan on the gold necklace.
A.用括号中所给单词的适当形式填空.
| Visit swim join choose drive | 
  
The kids had fun __________in the water.
Why not ________an English club to practice English?
We decided ________the Great Wall this summer holiday.
To reduce air pollution, we'd better ride more often instead of________.
She didn't know which sweater__________.
从方框中选词并用其适当形式补全对话。
| bike, brush, recycle, save, light, else, use, agree, different, ride | 
  
A: _______ endangered animals is one thing we can do to save the earth. What ___
____ can we do to protect the environment?
 B:There are many things, such as _______ books and paper. To save water, we should turn off the lap while we ____
___ our teeth. 
 A:Yes, you are right. We can also turn off the ________ when we leave a room. Also, we should use _____
____bags instead of plastic bags. 
 B:I'm in_________ with you. But I think it's hard to stop ____
____ in cars. 
 A:We can ride our _______ to school or work. If everyone takes action, we can make a ____
___.
从方框中选择短语并用其适当形式填空。
| throw away, bring back, pull down, upside down, put sth.to good use | 
  
The children made the picture _______. 
We should know how to _______ our time ______.
It is easier ______ a house than to build up one.
I'll clean up my bedroom and _______ all of my useless junk. 
These pictures _______ some sad memories.
用must、may、might、could或can’t完成句子。The earrings _________ be Mary’s. She never wears them.
Tim _______ go to the movies tonight. But I’m not sure.
Miss Wang _______ be at home. Because she didn’t answer the phone.
It _______ be Jason’s book. Because his name is on it.
You’d better take a raincoat. It ________ rain this afternoon.
从方框中选择短语并用其适当形式填空。
| be harmful to, at the top of, cut off, cut up, make a difference | 
  
I think the humans are _______ the food chain now. 
Whatever you can do can ________ if you put your heart. 
They were asked ________ unnecessary cost to save money. 
The junk food ________ human health. 
The boy ________ a small piece of bread and gave it to his brother.