I bought aand a ruler in the shop.
#27869
A
hen
B
pet
C
ten
D
pen
推荐题目
Can you see nine    in the picture? 
#29873
A
sheep
B
dog
C
pig
D
horse
—What’s this?     —It’s       
#29764
A
a apple
B
apples
C
an apple
D
an apples
I had        Mr Ding this morning.
#29125
A
interview
B
an interview with
C
interview to
D
an interview