______ is necessary for everyone to obey the traffic rules.
#16144
A
That
B
This
C
What
D
It
推荐题目
—Mary，new copies of 《Harry Potter》 are on sale now．—Great! Let’s go and buy this afternoon．
#15429
A
it
B
that
C
any
D
one
Jack recommended me a few foreign movies, but _____ was to my taste.
#57319
A
all
B
neither
C
some
D
none
Shopping on line can provide ____ convenience and choice, but not ____ websites are safe enough for shopping.
#16950
A
either; both
B
neither; any
C
both; both
D
both; all
---Have you bought any dress while shopping? ---I am sorry to tell you when I tried on all the dresses in the shop and _____ satisfied me.
#15976
A
nothing
B
no one
C
none
D
some