You look so tired tonight.It’s time you ___.
A. go to sleep B;. went to sleepy C. go to bed D. went to bed
He has ____ letters to deal with. He has to work from morning to night.
| A．many of | B．a great deal of | C．masses of | D．the number of |
Social attention should be paid ____ our earth from ____.
| A．to preventing; being polluted | B．to prevent; polluting |
| C．to prevent; being polluted | D．to preventing; polluted |
–It’s hard for me to go to sleep.
–Try to ____ the amount of coffee you drink during the day.
| A．cut up | B．cut in | C．cut down | D．cut off |
There was a big fire in the building last night. ____, all the people were able to escape.
| A．Unluckily | B．Fortunately | C．To be sure | D．Above all |
You must try some of her home-made wine and it’s quite ____ experience! I know from ____ experience it is very good.
| A．the; the | B．an; an | C．an; / | D．/;an |