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A.relieve
B.relate
C.release
D.retain
答案
更多“Plants use the carbon, along with sunlight, for growth, and （） oxygen into the atmosphere in a proce…”相关的问题
第1题
Chinese people tend to use plants to remedy disease.
A．diagnose
B．cure
C．evaporate
D．revise
第2题
A．ban the use of all pesticides
B．prevent the use of automobiles in the cities
C．build additional conventional power plants immediately
D．organize an agency to coordinate efforts to cope with environmental problems
第3题
A．Because farmers use less insecticides now.
B．Because farmers have been using insecticides for many years.
C．Because insects use the mechanisms against plants to fight insecticides.
D．Because insects have been eating plants for many million years.
第4题
A．In the morning.
B．At noon.
C．In the afternoon.
D．At night.
第5题
By saying "they employ chemical warfare" (Line 4, Para. 2), Bruce Ames means "______".
A．plants produce certain chemicals to combat pests and diseases
B．plants absorb useful chemicals to promote their growth
C．farmers use manmade chemicals to dissolve the natural chemicals in plants
D．farmers use chemicals to protect plants against pests and diseases
第6题
A.You must use numeric keys
B.You can use the same keys for storage locations in each plant
C.You must use different keys for plants and company codes
D.You can use the same keys for plants in each company code
第7题
By saying "they employ chemical warfare" (Line 4, Para. 2), Bruce Ames means______.
A．plants produce certain chemicals to combat pests and diseases
B．plants absorb useful chemicals to promote their growth
C．farmers use man-made chemicals to dissolve the natural chemicals in plants
D．farmers use chemicals to protect plants against pests and diseases
第8题
In Joseph Mangano's opinion______.
A．the study is worth researching deeply
B．it is no use to study
C．we need not pay attention to the report
D．the unclear plants should be alarmed by the report
第9题
Why did the resistance of insects to man - made insecticides develop so rapidly？
A．Because farmers use less insecticides now.
B．Because farmers have been using insecticides for many years.
C．Because insects are using the mechanisms against poisons produced by plants to. deal with insecticides.
D．Because insects have been eating plants for many million years.
第10题
A．They claimed that the plant and animal sources were raw materials that could not be patented.
B．They asserted that the original plant and animal materials were found in their own nations.
C．They paid a large royalty for the use of plants and animals that were not original to their countries.
D．They stated that they had manufactured a higher quality of products than the competition.
