### Умова завдання:

3Б.
Read the sentences and put the verbs into the correct form.

1. I rang the doorbell, but there was no answer. Then I tried   on the door, but there was still no answer. (knock)

2. I need a change. I need   away for a while. (go)

3. He looks so funny. Whenever I see him, I can’t help   . (smile)