根据提示，写出单词。

We must keep the balance of ________(自然界)．

根据提示，写出单词。

ORBIS is an i ________ medical organization．

根据提示，写出单词。

If you can enter the high school, you can get a good e ________．

根据提示，写出单词。

The people in the poor areas need h ________ care most．

根据下列职能描述，从方框中选择其组织的名称。

(　　)1．It helps to protect the environment and wild animals around the world．

(　　)2．It helps people in poor areas．

(　　)3．It is a famous environmental organization．

(　　)4．It helps people with eye problems around the world．

(　　)5．It works for children to make sure that they are healthy and can get education．

根据提示，完成下面单词。

Who is the ________(组织者)of this charity?

根据提示，完成下面单词。

This mobile is ________(做广告)on CCTV every day．

根据提示，完成下面单词。

These films ________(狂热者)are very excited at this．

根据提示，完成下面单词。

I always pull the ________(窗帘)down before going to bed．

根据提示，完成下面单词。

The sun r ________ from the east and sets in the west．