Mary _____ six dollars for the pen.
#44071
A
spent
B
paid
C
cost
D
took
推荐题目
---Remember,___  you study, ___  result you will get.---OK, Dad. I will.
#40594
A
the better ; the harder
B
the harder ;the better
C
the hard; the better
D
the harder; the good
-______ girl is your sister over there?- The one in red. 
#42281
A
Who
B
Which  
C
What  
D
Where
---__________ do you have a test in school?--- Every week
#36828
A
How often
B
How long
C
How soon
D
How far