1. Please give me some （ ） on how to spend the coming weekend.
2.（ ）tourists come to visit the Great Wall during the vacation.
B. Thousand of
C. Thousands of
3. We are grateful to our teachers.（ ）their help, we couldn’t make such great progress.
4. Don’t play computer games all day. It’s（ ）to your eyes.
5.“One Belt，One Road（一带一路）”will serve to（ ）markets for China as well as other countries along.
A. give up
B. get up
C. take up
D. open up