________is dangerous for us to swim in the river alone.
#69981
A
Anything
B
Something
C
Everything
D
Nothing
推荐题目
----Excuse me,  look at the sign NO SMOKING.----Sorry. I ______ it.
#70050
A
don’t see
B
didn’t see
C
doesn’t see
D
won’t see
---Is your father a teacher? ---well, he _______.
#70684
A
used to
B
was used to
C
used to be
D
is used to be
Lily’s never been to Hainan, ________ she?
#69749
A
is
B
isn’t
C
has
D
hasn’t