一、单项选择
1. There is ______ “s” in the word “six” and______ “s” is the first letter of the word.
A. a; the B. a; an C. an; the D. the; the
2. Your MP4 is quite cheap. Where did you buy ______? I want to buy ______, too.
A. one; one B. it; it C. it; one D. one; it
3. —How far is the bank from your house?
—About_______drive.
A. twenty minutes B. twenty minute’s
C. twenty minutes’ D. twenty minutes’s
