The smoggy weather has made us realize       terrible problems we are laced with.
#66025
A
how
B
what
C
that
D
which
推荐题目
 _____ for the young man to spit in the subway!
#65984
A
How bad manners it is
B
How bad manners they are
C
What bad manners they are
D
What bad manners it is
 ________ at the door before you enter my room, please.
#66075
A
Knock
B
Knocking
C
Knocked
D
To knock
—— Hello,Zhu Hua.I’ll have to return to Canada because I’ve worked here for a year. —— _____! 
#66292
A
What tim?flies
B
How time flies
C
What does time fly
D
How does time fly