Nowadays many housewives prefer to go to supermarkets for their shopping, because they provide a large          of goods. 
#12590
A
variation
B
various
C
variety
D
varied
推荐题目
I first met Lily five years ago. She ___ as a nurse in a hospital at the time. 
#11692
A
was working
B
has worked
C
had been working
D
had worked
I catch cold now and then.
#13656
A
always
B
occasionally
C
constantly
D
regularly
The problem is not _____ easy. Think _____ over.
#14557
A
such, it
B
that, it
C
so,不填
D
that,不填