... sentences using a present participle or a perfect participle We switched off the lights and we went to bed → The boy asked his mother's permission and then went out to play ... HANDOUT Exercise 1: Put the verbs in brackets into the correct forms: infinitive, gerund or present participle Tell him (come) to see me at ... slept for two days and therefore wasn't able to concentrate → 10 Since I had not seen him for ages, I didn't recognize him → Optional English 11 ...