Unit 5 Canada-The True North grammar课时作业

　　Ⅰ.用所给动词的适当形式填空

　　1．Before deciding(decide) to leave your job consider the effect it will have on your family.

　　2．Only by constantly exploring(explore) the unknown can we make new discoveries and inventions.

　　3．We will do whatever we can to_help(help) him out.

　　4．The fire broke out and lasted nearly a month leaving(leave) nothing valuable.

　　5．Looking(look) at the photos of the surface of the moon sent from Chang'e Ⅰ， I am proud of my country.

　　6．Once losing(lose) this chance you can't easily find it.

　　7．The hunter walked slowly in the forest followed(follow) by his dog.

　　8．Disappointed(disappoint) at failing in the math exam John wouldn't like to talk about it to his dad.

　　9．Weighing(weigh) almost one hundred jin the stone was moved by him alone.

　　Ⅱ.用适当的连词填空

　　1．Don't be afraid of asking for help when it is needed.

　　2．A good storyteller must be able to hold his listeners' curiosity until he reaches the end of the story.

　　3．As_long_as I know the money is safe I shall not worry about it.

　　4．You will succeed in the end unless you give up halfway.

　　5．Whatever I suggest he always disagrees.

　　6．You should put on the notices where all the people may see them.

　　7．Now_that you're got a chance you might as well make full use of it.

　　8．While I have some sympathy for them I don't think they are right to do so.

　　Ⅲ.单句改错

　　1．It won't matter even he refuses.

　　even后加if

2．Jim imagined that the whole world knew of his achievements when in fact only a few people had heard of it.