【多选题】【消耗次数：1】
农药按化学组成分类：（）。
①
A.有机磷
②
B.杂环类
③
C.有机氯
④
D.酯类
参考答案：
复制
纠错
相关题目
随机题目
【单选题】
She didn’ t come to the party last Sunday._____, she must
have made the party more exciting.
①
If she came
②
Would she come
③
Had she come
Did she come
【单选题】
Some companies have introduced flexible working time with less emphasis on pressure ____.
①
than more on efficiency
②
and more on efficiency
③
and more efficiency
④
than efficiency
【单选题】
In some cases, your instructor may tell you the topics ____ or may give you a choice of topics to write about.
①
in advance
②
ahead of
③
above al
④
right away
【单选题】
Nancy was surprised that they have ____. They
seemed to be a happy couple.
①
split up
②
broken down
③
fallen through
④
knocked out
【单选题】
— Whichsongdoyoulikebetter，Lucy?— IpreferthesongLittleApple ______ canattractmanypeople．
①
which
②
who
③
whom
④
where
【单选题】
Once ____, this power station will supply all the
neighboring towns and villages with electricity.
①
it being completed
②
it completed
③
completed
④
it completes
【单选题】
The Brownings have not ____ yet and I doubt whether they will come.
①
turned in
②
turned out
③
turned up
④
turned to
【单选题】
The ____ in Janet’s character has hindered her
from advancement in her career.
①
weakness
②
merit
③
defect
④
shortcoming
【单选题】
On New Year’s Eve, there will be a firework ____ at People’s Square.
①
display
②
performance
③
show
④
exhibition