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【单选题】
对Excel的单元格可以使用公式与函数进行数据输入。若A2单元格内容为“”，B2单元格内容为“97”，要是C2单元格的内容得到“成绩为97”，则公式为（）。A.
=A2+成绩为+B2
B.
=A2+“成绩为”+B2
C.
=A2&成绩为&B2
D.
=A2&“成绩为”&B2
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【单选题】“ 人总是要死的” 谓词公式表示为 。（论域为全总个体域） M(x) ： x是人；Mortal(x) ：x 是要死的。
A.
M(x) →Mortal(x)
B.
M(x)∧Mortal(x)
C.
(∀ x) (M (x)→Mortal(x))
D.
(∃ x) (M (x)∧Mortal(x))
【单选题】( )4.How long has the bike been part of Thomas’ life?
A.
Since January
B.
Since last year.
C.
For a month.
D.
For a year.
【单选题】Conversation 2 6
A.
Going to the high street.
B.
Visiting everyday shops.
C.
Visiting shops and buying online.
D.
Buying things like electrical goods.
【单选题】How long does the Grand Slam tournaments, Wimbledon , last?
A.
One week.
B.
Two weeks.
C.
One month.
D.
Ten days.
【单选题】How long will it take for the panels to pay for themselves?
A.
It will take 50 years.
B.
It will take 5 years.
C.
It will take 500 years.
【单选题】How long had Valentine been executed when Lupercalia was renamed?
A.
270 years.
B.
496 years.
C.
226 years.
D.
220 years.
【单选题】Conversation 2 6
A.
Getting some celebrity endorsements.
B.
Inventing some fashionable products.
C.
Putting up some fascinating ads.
D.
Setting up activities for youngsters.
【单选题】We know from the passage that ______. ( )
A.
exposure to even tiny amounts of radiation is fatal
B.
the effect of exposure to radiation is slow in coming
C.
radiation is avoidable in space exploration
D.
astronauts in spacesuits needn't worry about radiation damage
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