--What’s that?  --It’s an________.
#29480
A
ruler
B
quilt
C
orange
D
pen
推荐题目
—What can I do for you?  —I’d like two _______.
#29716
A
box of apple
B
box of apples
C
boxes of apple
D
boxes of apples
There are more than fifty _________ in our school.
#29096
A
woman teachers
B
women teachers
C
women teacher
D
woman teacher
Read the ________carefully. They may help you how to use the camera.
#29613
A
results
B
ingredients
C
decisions
D
instructions
Mr Black gave us _________on how to learn English well. 
#28048
A
an advice
B
many advices
C
some advice
D
some advices