更多"Some crops are relatively high yiel"的相关试题:
[单项选择]Some crops are relatively high yielders and could be planted in preference to others to ______ the food supply.
A. enhance
B. curb
C. disrupt
D. heighten
[单项选择]That genetically-modified crops could have harmful effects that can be deduced from the fact that ______.
A. cross-breeding is a natural process
B. hybrids are generally more successful at breeding than natural plants
C. gene movement between cultivated plants and wild ones is inevitable
D. new research shows that genetically-modified plants are likely to develop into weeds
[单项选择]If you could find some witness, it could greatly (strength) ______ his case.
[单项选择]Could I have some milk, some orange juice, and some eggs
A. instead of
B. in addition
C. as well
D. so much
[单项选择]Some of the crops failed. ( ), the cotton did pretty well.
A. Then
B. Besides
C. Therefore
D. However
[单项选择]Some of the crops failed. ____, the cotton did pretty well.
A. Then
B. Besides
C. Therefore
D. However
[单项选择]Although some students graduate from junior high school, they are ______ illiterate, never having learned to read or write well.
A. gradually
B. virtually
C. continually
D. internally
[单项选择]On the top of some very high mountains snow ______ throughout the year.
A. insisted
B. persevered
C. persisted
D. kept
[单项选择]We learned from the show that some insects could be used as medicine, ______ ants and bees.
A. in case of
B. such as
C. just like
D. as an example
[单项选择]Although some students graduate from high school, they are virtually illiterate ______ writing a business letter.
A. in the event of
B. in the light of
C. in case of
D. in terms of
[单项选择]Speaker A: Could you give me some advice on how to prepare for the final
Speaker B:______
[单项选择]It could have saved me some trouble () about it.
A. had I known
B. I had known
C. did I know
D. I knew
[单项选择]A: Do you think you could lend me some of your records
B: Until when
A: Oh, just over the holidays.
B: I'm not sure. ______