Some scientists think that it may take years to make robots look like people.
A. hundred of
B. hundreds of
C. two hundreds
I lunch when my little cat into the dining room.
A. ate； walked
B. ate； was walking
C. was eating； walked
－How long have you been in Beijing? － only one and a half years.
A. worked； Since
B. to work； In
C. working； For
Why at home with me?
A. not to stay
B. don’t you stay
C. not you stay
The desk is heavy for the little boy carry.
A. so； that B. too； to C. enough； to
we’ re not sure if it tomorrow. If it ， we won’t climb the South Hill.
A. will snow； snows
B. will snow； will snow
C. snows； will snow
