That hazy（雾霾）weather has hit 104 cities in middle-east China lately makes citizens well aware of ______a terrible problem China is faced with.
#65940
A
what
B
how
C
which
D
that
推荐题目
_______ is reported in the newspaper that talks between the two countries are making progress.
#66020
A
It
B
That
C
As
D
Which
—Please _______to return my book by Friday. I'll use it on Saturday.—No, problem. I'll finish reading it on Thursday.
#59466
A
don't forget
B
not to forget
C
not forget
D
forget not to
---Sorry for being late again.---__________here on time next time, or you’ll be punished.
#59415
A
Be
B
Being
C
To be
D
Been
Keep practicing and you _____ your English.
#66108
A
improve
B
will improve
C
improved
D
were improving