--- Oh, there is someone knocking at the door. --- __________ must be your neighbour,     Mrs Black. 
#38590
A
There
B
She
C
He
D
It
推荐题目
 — ________is your notebook?    —It’s green.
#39735
A
Where
B
What
C
What color
D
How
 – Why did they help Mrs Brown with her work? – Because she was _____.
#38438
A
an old friend of them
B
the friend of them
C
a the their friend
D
a good friend of theirs