一、选择填空（20分）
( ) 1. I went to bed after I ________ my homework.
A. finish doing B. finished doing C. finished to do D. finished do
( ) 2. I think maths is not ________ science.
A. so easy as B. more easy than C. easier D. as easier as
( )3. There are 12 people but only 10 seats. Would you please ask for _________ chairs?
A. some two B. more two C. two more D. two another
