whatdoesheusuallyhave（）breaketfastA.ofB.atC.forD.inIsyourbrotherplayingcomputergamesHe()dothatbecausethecomputerdoesn'tworkA.maynotB.can'tCmustn'tDneedn't

Question

what does he usually have（）breaketfast
A.of B.at C.for D.in
Is your brother playing computer games He ()do
that because the computer doesn't work
A.may not B.can't C mustn't D needn't

Answer 1

1.for 提问三餐吃的什么一般都用for
2.B 由于其后很清楚地说明了电脑坏了,因此他不可能玩,表一定否认的推测应用cannot,而不用mustnot或其他