重點講解：
1. take apart 拆開；拆散；拆解；
例句：When the clock stopped, he took it apart, found what was wrong, and put the whole thing together again.
鐘停以后，他把它拆開，查出毛病所在，又把它重新組裝了起來_;tj3;twpvD9j3M。
2. fall asleep 入睡；睡著；進入夢鄉(xiāng)；
例句：He was so tired that he fell asleep quickly.
他非常疲勞，很快就睡著了#9|X[,thj|9p[。
3. work up 使(自己)心煩意亂(或氣憤)；
例句：She worked herself up into a bit of a state.
她把自己弄得有點兒緊張~#Ba3D9v[x!tF2w。
4. be aware of 知道的；明白的；
例句：She was well aware of the difficulties that had to be surmounted.
她很清楚必須克服哪些困難vfgr+7qmnJj。
5. on top of 另外；加之；除…之外(還)；
例句：He gets commission on top of his basic salary.
他除了基本薪資還可以得到傭金(a)P+rZ=%*rVl0。