一、单选题（共 10 道试题，共 50 分。）V
1. The most important thing to keep in mind is to keep your poster file size ().
A. small
B. large
C. less
D. big
满分：5 分
2. Which of the following is NOT a point you should remember in writing a memo?
A. Be rude to your reader
B. Be concise
C. Come to the point first
D. Be coherent.
满分：5 分
3. Which of the following is NOT a commonly seen business report?
A. short informal report
B. short formal report
C. extended informal report
D. extended formal report
满分：5 分
4. 9. Which of the following means "赞助商广告"?
A. Pop-up ad
B. Trick banner ad
C. Sponsorship ad
D. Map ad
满分：5 分
5. Which of the following means "减少"?
A. Increase
B. Decrease
C. Climb
D. Improve
满分：5 分
6. Which group does NOT use posters frequently?
A. advertisers