—How long does Kitty spend on her homework?—________.
#51621
A
Half an hour
B
A half hour
C
Half hours
D
An half hour
推荐题目
It is reported that people throw_____ plastic bags along this street every day.
#51408
A
hundred
B
hundreds
C
hundred of
D
hundreds of
As a result of the fight, Jim was in ________ prison for ________ years. 
#51350
A
the; five
B
the; fifth
C
/; five
D
/; fifth
Tom watches TV four          five             a  week..
#51418
A
and , times
B
and , time
C
or. times
D
or, time.
Would you like         ice cream ?
#51808
A
some
B
any
C
a
D
many