В приведенном ниже тексте на место пропуска (4) нужно добавить слово... The teacher 1) … (to come) into the classroom unusually early and one of the boys who 2) … (to smoke) a cigarette, 3)… (to have) no time to put it out. So he 4) … (to throw) it into the desk. A little later the teacher 5) … (to notice) the smoke 6) … (to rise) from the desk. “You 7) … (to smoke) when I 8) … (to come in)?” he 9) … (to ask).