更多"Why should pruning be done"的相关试题:
[单项选择]Why should pruning be done
A. To make the tree grow taller.
B. To improve the shape of the tree.
C. To get rid of the small branches.
D. To make the small branches thicker.
[单项选择]What should be done when a relative decides to join
A. Try not to be partial.
B. Help him to gain popularity among employees.
C. Never promote him to a higher position.
D. Encourage him to find proof for his knowledge.
[单项选择]What should be done in order to stop the spread of bird flu
A. All infected fowls have to be slaughtered.
B. The government should quarantine all the flu patients.
C. No fowl should be raised.
D. Specialized hospitals should be established.
[单项选择]Why should you check newspapers
[单项选择]Why should you visit Portsmouth Street
A. To see a place where Dickens worked.
B. To see the oldest shop in London.
C. To see the authentic setting of a Dickens novel.
D. To see some interesting modern architectur
[单项选择]Why should old books be saved
A. Because they give us a lot of information.
B. Because they are very interesting.
C. Because they may be the only copy.
[单项选择]Why should governments ensure tire careful handling and recycling of the CFCs now in use
[单项选择]Why should governments ensure the careful handling and recycling of the CFCs now in use
A. Because the CFCs directly damage the people’s health.
B. Because the CFCs are poisonous chemicals.
C. Because the production of the CFCs costs a lot.
D. Because the CFCs can attack ozone by liberating atoms of chlorine.
[单项选择]Perhaps I should not have done so, but I changed my mind about the new job even though I was______last week.
A. to be started
B. to have started
C. to have been starting
D. start
