4.介词

　　1. The 2014 Summer Youth Olympic Games were held          August in Nanjing.

　　A) in                B) on            C) by            D) at

　　2. Iphone products are becoming more and more popular in China _______ many reasons.

　　A) as               B) on           C) for            D) about

　　3. Yousafzai became the youngest ever winner of a Nobel Prize ______ October 10, 2014.

　　A) at                  B) in                 C) to             D) on

　　4. If anything dangerous happens ______ you at school, let your teachers know.

　　A. at                    B. on                 C. to             D. by

　　5.    This year the Spring Festival falls          February 19th .

　　A) in    B) to     C) on    D) at

　　6.    Children under the age of five can see the show          free.

　　A) to    B) in    C) with    D) for

　　7.    Which one do you often use to talk to your friends, QQ         WeChat?

　　A) for    B) but    C) so    D) or

　　8. The Trojans fought against the Greeks to drive them away ______ their country.

　　A. from                B. to                    C. with                D. by

　　9. Three gunmen broke ______a book store and stole many great books last night.

　　A) up                 B)down             C) out              D) into

　　10. Facebook is one of the most popular websites in Britain _____ over twenty-five million users.

　　A) of                B) for                C) with                D) by

　　11. ________ my opinion, the experience in one’s childhood will affect its character.