词汇运用 用括号内所给词的适当形式填空（每空不限填一词）。
It is said that about two ____________(three) of the passengers on the missing Flight MH370 are Chinese.
We should help each other, because everyone needs ___________(other) help.
—What do you think of the film The Return directed by Zhang Yimou?
—Sorry. I ____________(not see) it yet.
___________(make) great progress, you must work harder from now on.
I must say this story is ______________(sad ) one I have ever read.
—What was your weight when you were born?
—I ___________(weigh)about 3 kilograms at birth.
Our teachers put most of their effort into ____________(help) us with our studies.
___________(compare) with life on Earth, life on Mars will be better in many ways.
The music is so wonderful that it is worth______________(listen) to many times.
At present, the situation of Ukraine(乌克兰）is____________(terrible) bad.