They ___ celebrating their birthday

1.

They ___ celebrating
their birthday
is
am
are

2.

I ___ going shopping
are
is
am

3.

She __ doing exercise
are
am
is

4.

I ___ snowboarding
am
are
is

5.

The girl __ washing the
dishes
are
am
is

6.

He __ fishing
are
am
is

7.

They ___ hugging
am
is
are

8.

I ___ brushing my
teeth
are am
is

9.

She __ drinking a cup
of coffee
are
am
is

10.

She __ surfing
are
is
am

11.

The boy __ crying
are
am
is

12.

He __ throwing
snowballs
am
are
is

13.

I ___ cooking
am
are
is

14.

He __ watering flowers
are
is
am

15.

They ___ camping
am
is
are

16.

He __ playing the
guitar
are
am
is

17.

I ___ cleaning the
window
are
am
is

18.

She __ picking up
apples
are
is
am

19.

She __ explaining
are
am
is

20.

I ___ working on the
computer
are
am
is