A________ is the best form of defence.
He is troubled in________(精神)．
Evidence________(表明)that the experiments were unsuccessful.
David watched her car until it________(消失)from view.
The government say they have reduced personal taxation, but I would dispute this________(声明)．
It is________(吓人的)even to think of the horror of nuclear war.
She gave me a________(神秘的)look.
—Hey, what just happened to my computer? It suddenly froze and then came back on again!
—Oh, it seems that the computer has been a______ by the “Blaster”virus!The 911 rescue team found the missing boy extremely f______， the wolves howling in the woods.
—Do you really believe there is human race in outer space?
—So far there is no proof that people from other planets do e______.We couldn't cut the string because the edge of the knife was not s______ enough.
Even though he has lived in China for many years, Mark still can not a______himself to the Chinese customs.
The teacher came into the office, f________ by several students.
Bob isn't in. Can you leave a m________.
We want to know the l________ news.
There are so many beautiful clothes. I don't know which one to________(选择)．
You may get a good________(景色)on the hill.
单词拼写May I introduce one of my________(同事)in the party?
Some fish are very________(多产)；they lay thousands of eggs.
I hate shopping during the Christmas ________(热潮)when the shops are crowded.
Our school is________(环绕)with a small river.
The ship's sailing________(向下游)．
We must make careful plans when we________(开发)the country's mineral resources.
He has made an________(巨大的)improvement.
________(当然), as a beginner I'm not a very good driver yet.
They________(用筏子运送)the coal down the river.
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