_______the road, be careful.

增加：在缺詞處加一個(gè)漏字符號(hào)（∧）,并在其下面寫上該加的詞。刪除：把多余的詞用斜線（\）劃掉。

修改：在錯(cuò)的詞下劃一橫線，并在該詞下面寫上修改后的詞。

1.When cross the street, he was knocked down by a car. 

2.I would be grateful for you if you give me some advice.

3.We requested him put an end to his speech.

4.After school, the students went straightly home.

5.My money has been given out.

6.She gave me a determination look—the kind that said she would never change her mind.

7.Buried himself in his research, he didn’t notice the stranger come in.

8.The earthquake caused great damages to the city.

9.The selfless doctor devoted his time to rescue the injured.

10.He broke the law, but he successfully escaped from being punished.

_______the road, be careful.

　　A. While crossing         B. When cross              C. Crossed            D. Being crossed   

_______the road, be careful.

　　A. While crossing      B. When cross      C. Crossed      D. Being crossed