Tenses - Simple present & present continuous

I ____(watch) a video about butterflies at the moment.

• watch

• watching

• am watching

• watches

I want to ___(know) more about butterflies.

• know

• knowing

• knows

• knew

A butterfly ___(fly) very fast.

• fly

• flys

• flying

• flies

A butterfly can ___(fly) as fast as thirty miles per hour.

• fly

• flys

• flying

• flies

However, a butterfly cannot fly if the weather ___(be) cold.

• am

• is

• are

• be

A butterfly ___(drink) nectar from the flowers now.

• drink

• drinks

• are drinking

• is drinking

Look! The butterfly ___(put) the straw-like proboscis into the flower.

• put

• puts

• is putting

• is puting

How do butterflies breathe? They ___(breathe) through openings in their stomach.

• breathing

• breathe

• breathes

• are breathing