15/ I remember (hear) ______ him (say) ____ the grass needed (cut) _______. 16/ Would you mind (keep) _________ quiet for a moment ? I’m trying (fill) _________ in a form. - It’s no use (ask) ______ children (keep) _______ quiet. They can’t help (make) _________ noise. 17/ The miser spent all his time (count) _______ his money and (think) _____ up new hiding places. He kept (move) _________ it about because he was terrified of (be) _________ robbed. He used to (get) _________ up at night (make) _________ sure it was still there. 18/ They don’t allow (smoke) _________ in the auditorium; they don’t want (risk) _________ (set) _________ it on fire. 19/ Would you like me (turn) _________ down the radio a bit ? - No, it’s all right. I’m used to (work) _________ with the radio on. 20/ We couldn’t help (laugh) ________ when he was making fun of himself.