一. 单项选择
（ ）1. With the new bridge, life in this town will become more ________.
A. useful B. boring C. serious D. convenient
（ ）2. A: Oh, no! I ________ my cell phone on the train.
B: Let’s call the station and ask if anyone has found it.
A. broke B. carried C. left D. used
（ ）3. There are some dangerous fishes in the river, and I’ve warned Jack __________ here.
A. not to swim B. to not swim C. swim not to D. to swim not（ ）4. Millions of
