Dr.Smith is going to pull out one of my _________.
A. teeth
B. tooth
C. teeths
D. tooths
查看答案
_____ on trees turn green in spring.
A. Leaf
B. Leafs
C. Leave
D. Leaves
______ usually go to church every Sunday.
A. The Brown
Brown
C. Browns
D. The Browns
John bought _________ for himself yesterday.
A. two pairs of shoes
B. two pair of shoe
C. two pair of shoes
D. two pairs shoes
A new teacher was sent to the village in place of _________ one whohad retired.
A. a
B. the
C. an
D. its