— Our classroom____________every day.

— So it is. It's our duty to keep it clean and tidy.

A. cleans        B. is cleaning        C. is cleaned

根据句意及首字母提示完成单词

1.When a fire__________(发生), you should keep calm and go out of the building as quickly as possible.

2.She is careless, she often makes some m________ in her homework.

3.It’s our duty to help people when they’re in t__________.

4.I want to i_____________my English.

5.This team we are_____________(感到轻松的)about our homework.

6.They’re______________(成功)in business.

7.My father enjoys___________(读)newspapers every evening.

8.Study hard and you will a___________your dream.

 It 's our duty to_________people_________too many trees.

A. stop; cutting down          B. prevent,  to cut down

C. keep; cutting down         D. make; cut down

 — Our classroom____________every day.

— So it is. It's our duty to keep it clean and tidy.

A. cleans        B. is cleaning        C. is cleaned

Time flies! We become mature(成熟的) girls or boys, or at least we   56 __we are. At the same time, our parents are no longer young. They   57 __all to us but never look forward to getting anything back. When we are ill in bed, they stay   58 __ us day and night. When we’re hungry, cold or sad, they always offer    59 __.
But what have we done for our parents?   60 __we grow up, we have our own ideas and we believe we are   61 __enough to think and act by ourselves. So we usually dislike their care.  Sometimes we don't listen to them and sometimes even   62 __ them.
We must doing something now, letting them know that we    63 __them, too. We should try our best to understand our parents, and not to make them feel hopeless. In a word, it’s our duty to bring   64 __ to them because that is the sign that we are really mature.
Children are parents’ hopes and we are carrying both our dreams and    65 __.
The happiness of our parents is what we should try to achieve.