听力原文:W: Phil, I think I'll ride my hike to the next aerobics class do you want to go with me? M: Sure. The exercise will do me good, too. Q: What will the man do? (13)
A.
He'll join the woman at her exercise class.
B.
He'll teach the woman how to ride a bicycle.
C.
He'll give the woman a ride.
D.
He'll ride a bicycle to the aerobic class.
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【简答题】已知全集U={小于10的},A U,B U,且(C U A)∩B={1,8},A∩B={2,3},(C U A)∩(C U B)={4,6,9}。 (1)求集合A与B; (2)求(C R U)∪[C Z (A∩B)](其中R为实数集,Z为整数集)。