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【单选题】
下列化合物中哪个不含腺苷酸组分A.
CoA
B.
FMN
C.
FAD
D.
NAD +
E.
NADP+
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皮皮学刷刷变学霸
举一反三
【单选题】Once the fire fighters had come to George’s rescue_____________.
A.
George had his arm greased and was able to get it out of the drain
B.
George took his fire fighters and got some chocolate at the sweet shop
C.
the lady who had failed to rescue George gave him a box of chocolates
D.
George was rewarded by the owner of the sweet shop for his trouble
【单选题】The fire _______ before the fire-fighters arrived．
A.
has been put out
B.
was put out
C.
had put out
D.
had been put out
【单选题】What had probably caused such high casualties in the big fire?
A.
No fire-fighters.
B.
No water.
C.
Explosions.
D.
Overcrowding of habitants.
【单选题】By the time the fire-fighters arrived, the fire had been put＿＿＿by the teachers and the students.
A.
down
B.
away
C.
out
D.
off
【简答题】Tom wants a cup of tea. 提示: 用doesn't+动词原形改否定句。
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