Choose either the infinitive form or the –ing form of the verb in the brackets to complete each of the following sentences. (1)When I saw John in his room, he was busy (prepare) his lessons. (2)I’d like to take this opportunity (thank) all of you for coming to join us tonight. (3)My transistor radio isn’t working. It needs (repair). (4)They found it impossible (get) everything ready in time. (5)I am used to (study) with Mr. Jones and therefore prefer not to change to another teacher. (6)All the women in the office objected to (treat) like this. (7)I must go now. I can’t risk (miss) the last train. (8)The President’s attempts (reduce) inflation were quite successful. (9)He is always the last one (leave) the office. (10)It’s no use (worry) about your child. He’s grown up.