1 . 本课程是专门为像你这样的初学者设计的，重点放在听和说的练习上。
a. This course ________________ beginners like you, focusing on listening and speaking practice.
b.________________________________________________________________ (非谓语动词短语作状语)

2 . 我们必须采取有效措施来保护海洋免受进一步的污染。
Effective measures ________________ from being further polluted.

3 . 他想参军，但因身体不好被拒绝了。
He tried to join the army but_____________ because of poor health.

5 . Though he has passed away, Lei Feng will always _____________________(把某人记成……) a hero. (根据汉语提示完成句子)

6 . They will build a new bridge over the river before long.( 用被动语态改写句子)
_____________________________________________________________________________________________

7 . The cake was ________ ________ (被分成……) two pieces.

8 . 我那次可怕至极却又十分神奇的经历被定格（捕捉）在一张照片中。
My most frightening but magical experience _______ ________ ________ a single image.

9 . 黄石公园以它野生生物的多样性而著名。
Yellowstone ______ _______ ________ the variety of its wildlife.