1 . The distance of between Beijing and Chicago is _______.
A.
497 km
B.
737 km
C.
1255 km
D.
11,297 km
2 . American time ______ Chinese time.
A.
goes before
B.
goes after
C.
keeps up with
D.
catches up with
3 . The fuel is made from ______.
A.
waste kitchen oil
B.
fresh plant oil
C.
cooked animal oil
D.
fresh kitchen oil
4 . When was the fuel used as the flight fuel for the first time?
A.
In 2015.
B.
In 2016.
C.
In 2017.
D.
In 2018.
5 . What can we learn from this passage?
A.
This biofuel will produce more air pollution.
B.
Kitchen waste oil is useless.
C.
This biofuel is still in research stage.
D.
You can find this fuel in China only.