Question

The astronaut is so tired that he  ____ for eleven hours.

A．has been asleep	B．has fallen asleep
C．has gone to bed	D．has gone to sleep

Answer 1

A

试题分析：句意：这个宇航员是如此的累以至于他睡了11个小时了。本句是现在完成时态，后面跟for引导的时间段，动词要用延续性动词，只有be asleep表示状态，故选A。