The heat that is produced by burning garbage can be used to______.A.make electricityB.make
The heat that is produced by burning garbage can be used to______.
A.make electricity
B.make energy source
C.boil water
D.save coal
The heat that is produced by burning garbage can be used to______.
A.make electricity
B.make energy source
C.boil water
D.save coal
A. or
B.and
C.but
D.so
A.keep up
B.keep on
C.keep out
D.keep up with
The main factor in changing the amount of heat on the earth is ______.
A.man's agriculture and industry ways
B.natural weather
C.wind and rain
D.clouds
To help the reader understand that small things keep heat in, the writer uses ______.
A.an example
B.a strong argument
C.scientific facts
D.careful measurements
A.excited; be excited
B.excited; was excited
C.exciting; is excited
D.exciting; was excited
All of the following are the results of burning garbage EXCEPT ______
A.the heat produced is used to boil water
B.the steam produced is used to make electricity
C.the garbage burned is turned into fossil fuels
D.the steam produced is used to heat buildings
When a material burns in the air, heat is released and new substances are______.
A.separated
B.ruined
C.formed
D.dissolved
A.Beidaihe
B.Chengde
C.Beijing
D.Hangzhou
A.different
B.diverse
C.variable
D.various