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 It will be difficult for a robot       the same as humans.
#48768
A
do
B
to do
C
doing
D
does
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After supper, I’d like       TV.
#50374
A
watch
B
watches
C
to watch
D
watching
There are some children _____ in the room.
#50736
A
singing
B
sing
C
are singing
D
to sing
Tina was looking forward to ________ to Mary’s birthday party.
#51309
A
inviting
B
being invited
C
invite
D
be invited
 If people ________ cutting down the forest, they will have nowhere _______.
#49453
A
keep, to live in
B
will keep, to live in
C
keep, to live
D
will keep, to live
-- Do you want ______ shopping with me? -- Sure, I’d love to.
#50045
A
to go to
B
go
C
go to
D
to go