— I wonder ________ you’ll water this kind of flower. —Once a week. 
#93494
A
how often
B
how long
C
how soon
D
how much
推荐题目
 ------Does Shelly like shopping?-----Well, she would rather spend time __________ at home than __________in the street.
#92823
A
read; wander
B
reading; wander
C
in reading; to wander
D
reading; to wander
The computer was used in teaching. As a result, not only__________, but students became more interested in the lessons. 
#95226
A
saved was teachers’ energy
B
was teachers’ energy saved
C
teachers’ energy was saved
D
was saved teachers’ energy
In the exam , the      you are, the     mistakes you’ll make. 
#92312
A
carefully; little
B
more carefully, fewer
C
more careful; fewer
D
more careful; less