◆ asleep／sleeping 二者都是形容词。asleep仅用作表语，不能作定语，表示“睡着，熟睡”的意思；而sleeping一般只能用作定语，放在名词前，表示“睡眠中的，休止的”意思。
如：我们不能说：an asleep baby，但可以说：a sleeping baby（一个熟睡的婴儿）。
再如：He was asleep with his head on his arms．他头枕着手臂在熟睡。
a sleeping dog正在熟睡的狗 sleeping car卧车 sleeping bag睡袋
◆ assert，affirm，maintain
◇ assert宣称、断言，常指某人主观自信，坚持己见，有时不顾客观事实而断言下结论。
◇ affirm指以事实为依据，深信不疑地肯定某种观点或看法。◇ maintain指在相反的证据或论点面前，重申原来的某种观点、立场。
A．Despite all the policeman’s questions the suspect ＿＿＿ that he had been at home all evening．
B．It is nonsense to ＿＿＿ that smoking does not damage people’s health．
C．Throughout his prison sentence Dunn has always ＿＿＿ his innocence．
Answers：A. affirmed B. assert C. maintained |
