The accident and we will do our best to help him．（take）
这个事故已经发生了，我们将尽力帮助他．
We are going to eat zongzi at home after the exam. （对划线部分提问）
you going to eat zongzi after the exam？
I talked to him on the phone yesterday. （改为否定句）
I to him on the phone yesterday.
Of the three cities，Ningbo，our hometown，is the （生机勃勃的）.
Yuan Longping，the "Father of Hybrid Rice"，won many （奖） for his rice research.
If we don't protect the environment well，we'll be （惩罚）sooner or later.