________ are Bob's grandparents and they are very nice.
#55848
A
These
B
This
C
That
D
It
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I think____________ necessary _____________ to take more exercise.
#55774
A
it, for Jim and me
B
it’s, to Jim and me
C
that , for Jim and I
D
that’s, to Jim and me
Jane looks unhappy all day today. _____ seems that she knows the bad news.
#55795
A
That
B
This
C
It
D
She
Look! Some boys are playing baseball, ________ are chasing, they all have fun.
#55824
A
the other
B
others
C
the rest
D
a rest of
Scientists are working hard to make _______ possible for people to live on Mars in the future.
#55873
A
it
B
that
C
this
D
one