--I’m worried about my English. -- ______ harder ________ you will catch up with your classmates.
#70935
A
Working; and
B
To work; or
C
Work; and
D
Worked; or
推荐题目
—     do you surf the Internet?—Once a week.
#70328
A
How
B
How old
C
How often
D
How many times
Mr Li ’s never seen such beautiful flowers , _______?
#69609
A
is he
B
isn’t he
C
has he
D
hasn’t he
—She’s already back to Nantong, ______? —______. She is on a visit to Tokyo. 
#69363
A
isn’t she, No
B
hasn’t she, No
C
isn’t she, Yes
D
hasn’t she, Yes
— You used to be short,     ?
#69623
A
used you
B
did you
C
didn’t you
D
don’t you