根据句子意思，用括号中所给单词的适当形式填空。

We are looking forward to ________(see)you again in China soon．

根据句子意思，用括号中所给单词的适当形式填空。

My cousin will go to America for ________(far)study on Western Literature next month．

根据句子意思，用括号中所给单词的适当形式填空。

WWF is trying their best to save the ________(danger)animals in the world．

用所给词的适当形式填空。

The soldier ________ the boy's life by helping him out the fire and sending him to ________．(safe)

用所给词的适当形式填空。

The ________(discover)of the radium was a great contribution to the world．

用所给词的适当形式填空。

That is an/a ________(know)place that many people know nothing about it．

用所给词的适当形式填空。

The old scientist wanted to make his students ________(realize)the existence of gravity by showing them the experiment．

用所给词的适当形式填空。

To be a common ________(city), he has got the highest award．

用所给词的适当形式填空。

It is ________(believe)that no message ________(hear)by the public．

用所给词的适当形式填空。

Some parents warn their children ________(not swim)in the river because of the ________(pollute)water in it．