The astronaut is so tired that he  ____ for eleven hours.
#54650
A
has been asleep
B
has fallen asleep
C
has gone to bed
D
has gone to sleep
推荐题目
I don’t think the robots will          humans
#59911
A
instead of
B
helps
C
take the place of
D
instead
---Miss Hu, I have trouble __________ grammar and __________ the text. 
#55875
A
with; to understand
B
on; in understanding
C
with; understanding
D
on; to understand
I have a new idea. I want to ______.
#52501
A
try it out
B
try out it
C
try it on
D
try on it
He spends two hours________football every day .
#53924
A
to play
B
playing
C
plays
D
play
The computer _____ a television, doesn’t it?
#60233
A
is like
B
like
C
looks like
D
looks