On Sundays there were a lot of children playing in the park, ________ parents seated together joking．
#95692
A
their
B
whose
C
which
D
that
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When he came back three hours later, they were still ____on the sofa, _____ in conversation.
#93766
A
sitting ; absorbing
B
sitting ; to absorb
C
seated ; absorbed
D
seated ; to be absorbed
______ almost all our time to our schoolwork in the past three months, we have almost no time for fun and play．
#97822
A
Having devoted
B
Devoted
C
To devote
D
To have been devoted
The children all turned___________the famous actress as she entered the classroom.
#95675
A
looked at
B
to look at
C
to looking at
D
look at
Children in China today have nothing ______.
#97979
A
to worry
B
worried
C
to worry about
D
worrying about