Question

—How many hours do you sleep every day ?
—            .

A．Once a day

B．Eight

C．Usually

D．Three times

Answer 1

B

解析试题分析：句意：——你每天睡多少小时？——八小时。once a day一天一次，eight八，usually通常，three times三次。How many hours是询问多少小时，所以选B。
考点：考查疑问词组。