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【单选题】
What does "bad manners" mean in the sentence? It's bad manners to laugh at people.A.
unpleasant
B.
annoying
C.
impolite
D.
illegal
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举一反三
【简答题】rare/scarce (1) Human activities, to some degree, may destroy the living environment of wild life, especially _____ animals. (2) Vegetables were ________ last year, for there was a serious flood in th...
【单选题】Because of the flood, there are _________ tourists in that ancient town this year than last year.
A.
more
B.
most
C.
fewer
D.
fewest
【单选题】Which of the following is TRUE?
A.
People evacuated from their homes can return now.
B.
Flood waters arc receding in all parts of the upper mid-western United States.
C.
Flooding is expected to continue for a few more days.
D.
There was a record snowfall last year.
【单选题】Because of the flood, there are _________ tourists in that ancient town this year than last year. A. more B. most C. fewer D. fewest
A.
more
B.
most
C.
fewer
D.
fewest
【简答题】Vegetables were ________ last year, for there was a serious flood in the summer.
【单选题】(CH 3 ) 2 CHCO 2 Et 通过酯缩合反应可制备 , 所用试剂为 :
A.
C 2 H 5 ONa/EtOH
B.
CH 3 ONa/CH 3 OH
C.
NaOH/H 2 O
D.
Ph 3 CNa
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