China has promised to revise its existing regulations and _____ new policies according to WTO requirements.

   A. forming            B. to form                      C. to be forming                    D. have formed

---It’s burning hot today, isn’t it?

---Yes. ______ yesterday.

   A. So was it                 B. So it was                   C. So it is                             D. So is it

I have finally realized that a healthy life is closely ______ with the open countryside and homegrown food.

   A. tied                  B. related                       C. involved                            D. associated

Higher temperatures turning the large ice sheet to water would cause ______ rise in sea level worldwide and change ______ weather on earth.

   A. a; /                   B. the; /                         C. a; the                               D. /; the

我们应该意识到解决这个问题是一个反复摸索的过程。

据我所知，这种新型的环保塑料袋能极大地减少白色污染(the White Pollution)。

 你可以去游泳，但有个条件――不能远离河岸。

有迹象表明灾区的孩子们正从地震的恐慌中走出来。

据说莎士比亚(Shakespeare)一生共创作了37部戏剧。

The number of deaths has risen to more than two dozens.