Which of the following sentences is correct？（ ）
| A． |
Many people wonder where has time gone． |
| B． |
Alice asked me what I do for waste sorting （垃圾分类）． |
| C． |
Could you tell me how far was it from here to your school？ |
| D． |
I don't know whether he will be back in a week． |
What do you think of the environment here， Mr． Wang？
Wonderful! ____ of the land ____ covered with trees and grass．（ ）
| A． |
Two fifths； is |
B． |
Two fifth； is |
| C． |
Two fifths； are |
D． |
Two fifth； are |
I think young phubbers（低头族）are supposed to ____ the time they spend ____ their smart phones．（ ）
| A． |
cut off；in |
B． |
cut down；on |
| C． |
cut up；on |
D． |
cut in；in |
My cousin is ____ heavy because he often eats ____ fast food．（ ）
| A． |
too much；too many |
B． |
too many；too much |
| C． |
much too；too much |
D． |
too much；much too |
Mr． Han， how is the weather in Anshun now， please？
Actually， it is cooler than ____ in Guiyang．（ ）
| A． |
it |
B． |
that |
C． |
this |
D． |
those |
France is ____ European country while Thailand is ____ Asian country．（ ）
| A． |
an，an |
B． |
an，a |
C． |
a，a |
D． |
a，an |