About seventy percent of the earth ????? ? with water.

A. is covering ????????????? B. is covered ????????????? 　C. are covering????????????? ?? D. are covered

阅读下面短文，根据内容完成各项任务。

    What do you think of your handwriting? Have you ever thought that you should take a handwriting training course? A study showed that over eighty-five percent of middle school students don’t think they write well．Teachers also say that few students nowadays have good handwriting．They think that students are not learning to write as well as ten years ago．

    Computers are becoming more and more popular．Over seventy percent of students think it’s important for them to learn how to use computers．Some students can type quite fast，but they don’t write well by hand．Some even say they seldom write with a pen except when they have to do their homework．Many parents，however，only care about how their children are doing in school．They don’t care how carelessly their children write，as long as their grades are OK．

     Handwriting is an important part of Chinese culture．In fact，a student may get higher scores if he writes well．A company may judge a job-seeker by his or her handwriting when they first meet．So it’s necessary to write well．But you _______ write as well as a calligrapher(书法家)．Just make sure that what you write looks nice and that others are able to read it．

1．Ten years ago，many students______________________.

2．But you ______________ write as well as a calligrapher(书法家)．

3．将文中画线处句子译成汉语。

 ___________________________________________________________________.

4．At present, why don’t many students write well?

 ___________________________________________________________________.

5．What does the author think of handwriting ?

 ___________________________________________________________________.