______ we know, the air quality in the city has improved over the past two years.

______ we know, the air quality in the city has improved over the past two years.

#14924

That

What

推荐题目

What？________ to go there with ________？No!

#14685

I；him

I；he

Me；him

Me；himself

 — May I speak to Mary? — This is ________ speaking.

#16557

she

hers

Days in winter are shorter than ___ in summer.

#17027

these

those

this

that

No bread eaten by man is so sweet as ______earned by his own labour.

#16871

one

those

that

— Lend me some more money, will you? — Sorry, I’ve got ____ at hand myself. You know the MP3 player cost me all I had just now.

#15690

nothing

none

not