________is dangerous for us to swim in the river alone.
#69981
A
Anything
B
Something
C
Everything
D
Nothing
推荐题目
He could hardly write his name at the age of 5, ________________?
#68983
A
could he
B
can he
C
Couldn’t he
D
can’t he
    you        the radio in English?
#70141
A
How about; listening to
B
Why not; listen
C
Will; listen
D
Why don’t; listen to
It is now 11:30 pm, so there are few people and buses on the street, ____________ ?
#69740
A
aren’t there
B
are they
C
aren’t they
D
are there
Everyone is in the classroom, _____? 
#69629
A
doesn’t he
B
isn’t he
C
are they
D
aren’t they