一、单项填空（共20小题，计分20分）
( )1.— do you exercise? —Hardly ever.
A. How many times B. How often C.When D. How
( )2.Jane stay up late because she didn’t finished his homework.
A. had to B. must C. should D. must to
( )3.Tom studies _______. He _______plays with his friends.
A. hard; hard B. hardly; hardly C. hard; hardly D. hardly; hard
( )4.Jane is high school student in the United States.
A. a 18-year-old B. a 18-years-old C. an 18-years-old D. an 18-year-old
( )5. _____ it was very cold, _____ my friend still went swimming in Jialing River this morning.
A. Although; but B. Although; / C. But; although D. /; although
