It will be difficult for a robot       the same as humans.
#48768
A
do
B
to do
C
doing
D
does
推荐题目
 —Bob, it’s getting cold outside. __________ take a jacket with you?—All right, Daddy.
#49639
A
Why not
B
What about
C
Would you like
D
You’d better not
Don’t forget ________ the lights before you go to bed.
#49236
A
turn off
B
turning off
C
to turn off
D
turns off
 --- It’s so cold today. Would you mind my ____________ the door?--- ____________. Do it as you like.
#48459
A
to close; Not at all
B
closing; Never mind
C
closing; Certainly not
D
to close; Better not