A careless
B carefully
C carelessly
D careful
A turn out
B carry out
C carry on
D keep on
A working
B worked
C works
D work
A so sweetly
B too sweetly
C so sweet
D very sweet
A cooking
B being cooked
C to cook
D to be cooked
A beneficially
B benefit
C beneficial
D beneficiary
A acid rain
B safe water shortage
C industrial pollution
D population explosion
A acid rain
B garbage
C industrial pollution
D high cost
A It contains a rich variety of animals and plants
B It is polluted by massive volumes of industrial wastes discharged into it.
C It has 1,300 rare species that do not exist anywhere else in the world
D The government did not have the power to enforce laws and regulations
A exactly 16
B exactly 15
C nearly 16
D less than 15
A We should take action to protect our water resources.
B We should take all water resources into account
C We should limit the use of water resources
D We should encourage people to use safe water
A careless
B carefully
C carelessly
D careful
A turn out
B carry out
C carry on
D keep on
A working
B worked
C works
D work
A so sweetly
B too sweetly
C so sweet
D very sweet
A cooking
B being cooked
C to cook
D to be cooked
A beneficially
B benefit
C beneficial
D beneficiary
A acid rain
B safe water shortage
C industrial pollution
D population explosion
A acid rain
B garbage
C industrial pollution
D high cost
A It contains a rich variety of animals and plants
B It is polluted by massive volumes of industrial wastes discharged into it.
C It has 1,300 rare species that do not exist anywhere else in the world
D The government did not have the power to enforce laws and regulations
A exactly 16
B exactly 15
C nearly 16
D less than 15
A We should take action to protect our water resources.
B We should take all water resources into account
C We should limit the use of water resources
D We should encourage people to use safe water
A careless
B carefully
C carelessly
D careful
A turn out
B carry out
C carry on
D keep on
A working
B worked
C works
D work
A so sweetly
B too sweetly
C so sweet
D very sweet
A cooking
B being cooked
C to cook
D to be cooked
A beneficially
B benefit
C beneficial
D beneficiary
A acid rain
B safe water shortage
C industrial pollution
D population explosion
A acid rain
B garbage
C industrial pollution
D high cost
A It contains a rich variety of animals and plants
B It is polluted by massive volumes of industrial wastes discharged into it.
C It has 1,300 rare species that do not exist anywhere else in the world
D The government did not have the power to enforce laws and regulations
A exactly 16
B exactly 15
C nearly 16
D less than 15
A We should take action to protect our water resources.
B We should take all water resources into account
C We should limit the use of water resources
D We should encourage people to use safe water
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