1 . Going to the dentist's ________ not necessarily have to be ________ awful experience.

A．do; an

B．does; the

C．do; /

D．does; an

3 . 以下句子中每句有一处错误，每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
1. It cannot tell us much about the Chinese. On the other hand, it do tell us a lot about Americans.
2. Tired, hungry, and not knew a word of Chinese, we had no idea how to order.
3. With this, we had the pleasure of experiencing an entire new taste: Sichuan peppercorns.
4. As result, their traditional foods are what you can cook over an open fire—usually boiled or roasted meat.
5. In fact, one of the largest shopping mall in North America is in Edmonton.
6. They went through two wheat-growing provinces, which they saw quantities of farms covering a large area.
7. The cousins chatted with Lin Fei, that had moved to Canada many years earlier.
8. The food was wonderful, but it was even more important was the friendship offered by Chinese people.
9. The blue water literally took them breath away with its exceptional beauty.
10. It was not until 9:30 a.m. that they finally reached to the capital of Ontario, Toronto.