题目内容：
How can you get travel information?There are several ways you can find out the countries and places you wish to visit. If your friends have been there，you can talk to them. They may give you detailed and vivid descriptions about the places. Most important of all， they can offer some valuable advice for the trip. For example， which part is more interesting than others? How can you enjoy yourself better? What should you pay more attention to? The advice is all from their own experience.
Another way is to consult a travel agency. An experienced agent may offer you a lot of information. Above all, they are always ready to help.
Besides, you can also read travel books. They are helpful too. Sometimes， they are better than a friend or a travel agency, because you can always read them whenever you want..
Decide the best answer from each group of choices according to the passage.
16.When people are planning a tour, they can _________ for information about the places they wish to visit.
A. talk to a friend B. read a travel book
C. go to a travel agency D. do all of the above
17.The word consult in para.2 means ______.
A. give information B. give advice
C. ask for advice D. ask for a travel book
参考答案：