He looks tired,he _______ too little sleep.A must have had B must_英语解答

He looks tired,he _______ too little sleep.
A must have had
B must have
C must have been

人气：455 ℃　时间：2019-09-25 08:46:58

解答

A must have had
他看起来很累,他一定睡得太少了.A是表示推测的说法.
too little sleep 这种修释,显然可以看出sleep是名词.