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【单选题】
下列关于分子离子峰的说法正确的是A.
谱图中强度最大的峰
B.
增加量,分子离子峰强度增加
C.
比最大的峰
D.
降低电子轰击电压,分子离子峰强度增加
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举一反三
【单选题】They planned to go to Beijing for sightseeing, but because of their daughter's unexpected illness they had to stay at home_____.
A.
instead
B.
really
C.
however
D.
though
【单选题】Gail planned to go on a sightseeing tour of the city this morning. However, she overslept and missed the tour bus, ( ) she returned to her hotel room.
A.
because
B.
so
C.
although
D.
but
【单选题】They___________ there last Saturday.、
A.
planed going
B.
planned to go
C.
planned going
D.
planed to go
【单选题】What act of bad sportsmanship did Paolo Di Canio do in the past?
A.
He cheated in the Game.
B.
He pushed the referee over.
C.
He kept quiet when the referee made a wrong decision in his favor.
【单选题】They had planned to go outing this weekend, but they finally had to ______ it because of the rainy weather.
A.
cancel
B.
eliminate
C.
delay
D.
prolong
【简答题】听下面一段对话，回答1-4。 1. How do we pay the teachers? A. We pay them through taxes. B. We pay them directly. C. Some large factories pay them. 2 What is most of the public money used for? A. Protecting people...
【单选题】捷进2 Unit 4 P.65 Task3-1 What act of bad sportsmanship did Paolo Di Canio do in the past?
A.
He caught the ball to prenent the goalkeeper
B.
He pushed the referee over.
【单选题】They had planned to go for a picnic, but because of the rain they had to stay home_______.
A.
instead
B.
really
C.
however
D.
though
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