I.选择填空(Vocabulary and structure)(共20小题,计20分)A)从A、B、C、D四个选项中,选出可以填入空白处的最佳答案。(答案涂在答题纸上)—Do you know Mr. Smith? —Yes. He's a strange man. We found ________ difficult to work with him. A. us B. it C. him D. you
The young couple was worried,because neither of them was aware ______ they had lost the necklace.
—At last I’ve made it.I am on top of the world. —______
We congratulated him ______ his getting a gold medal.That is to say: we offered him our congratulations ______ his getting a gold medal.
You have made a few mistakes in your composition but ______ you have done well.
In the experiment you should keep a watchful eye ______ the developments and record every detail.