It’s ten o’clock. The children are ___ a good time.
#41953
A
having
B
doing
C
taking
D
playing
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---Do you know our town?--- No, this is the first time I ________ here.
#41944
A
was
B
have been
C
came
D
am coming
—Heavy smog (雾霾 )in eastern and central China seems to get more and more serious.—I agree. Something to deal with it.
#38339
A
has done
B
is doing
C
must be done
D
must do
She________ her hometown for many years. No one nearly knows her.
#39646
A
has been away from
B
has left
C
had left
D
left
---- What are you _____, Tom?----- I’m ________ TV programs.
#41839
A
doing, watches
B
doing, watching
C
do, watching
D
do, watch