A. on
B. to
C. by
第4题
Consumers often do not know ______.
A.the brand names of products they buy regularly
B.why they purchase certain products
C.the current interest rates on savings accounts
D.where to buy cheaper things
第5题
A.the brand names of products they buy regularly
B.why they purchase certain products
C.the current interest rates on savings accounts
D.where to buy cheaper things
第6题
A.look for foods with such words as "certified organically grown"
B.grow their own food without synthetic chemicals
C.buy foods from a seller they often deal with
D.make sure the foods are pesticide free before buying them
第7题
A.organic foods can be more expensive but are often no better than conventionally grown foods
B.many organic foods are actually less nutritious than similar conventionally grown foods
C.conventionally grown foods are more readily available than organic foods
D.too many farmers will stop using conventional methods to grow food crops
第8题
A.organic foods can be more expensive but are often no better than conventionally grown foods
B.many organic foods are actually less nutritious than similar conventionally grown foods
C.conventionally grown foods are more readily available than organic foods
D.too many farmers will stop using conventional methods to grow food crops
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