【題目】If a=2 and b=3, a+b+2=______.
A.six
B.seven
C.eight
D.Nine

【答案】B
【解析】句意:如果a等于2,b等于3,那么a加b加2等于7。根據(jù)數(shù)學(xué)運(yùn)算,根據(jù)句意及結(jié)構(gòu),故選B。

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