题目内容：

Good morning, everyone！Welcome ______ Chicago, the windy city. I'm Mark Chan and I'll be your ______ today for your first time to tour ______.We're driving along the Lake Michigan. It's one of ______ lakes that you can see, and it looks like ______ ocean. Chicago is an important city. In the 19th century, it was the central meat ______ for the whole country. The city is also famous ______ its fine museums. There are more than 15 excellent museums here. Now we ______ the Chicago Lear Opera House. Here you can hear ______ by famous singers from all over the world. Please ______ me if you would like any more information. I hope you'll enjoy your stay in Chicago.

1.A. for    B. about    C. of    D. to

2.A. doctor    B. visitor    C. guide    D. student

3.A. the USA    B. England    C. France    D. China

4.A. great    B. greater    C. greatest    D. the greatest

5.A. a    B. an    C. the    D. \\

6.A. bookstore    B. market    C. bus stop    D. restaurant

7.A. about    B. as    C. for    D. with

8.A. were passing    B. are passing    C. go across    D. passed

9.A. movies    B. operas    C. reading    D. speaking

10.A. show    B. call    C. answer    D. ask