1Are
2 are
3 . . . is. . . is
4 Where are you going?
I'm going. ..
will take
5 Do you know. . .
took
6 went
7 was
enjoyed
8 won
Where is Boris. . .
is playing
10 am sorry
missed
know
I am
11 think
will leave
12am
is waiting
13 were
Did you like the opera?
enjoyed
14 expect
you will go
15 is not excellent
is working
16 didn't know
17 is worrying
18 was
had
19 Am I going the right way?