重点讲解：
1. come from
来自；始于；
eg. Nothing but disaster would come from such a plan.
此一计划除了导致失败而外将一无所获@73I^aHT%EymAKC。
eg. Many idioms, for instance, come from favorite traditional British activities such as fighting, sailing and hunting.
譬如，很多成语起源于英国人钟爱的传统活动，如搏斗、航海和狩猎_89qH!U[kAjAuDhnB!。
2. a long time ago
很久以前；
eg. I'm afraid I can't remember, it was such a long time ago.
很抱歉，我想不起来了--那是很久以前的事了8XaRB=eK|c[-6fJ@lv。
eg. A long time ago, in between the birds and beasts have taken place in a war.
很久以前，在鸟和兽之间发生了一场战争cEoacE;qE]KQG*。
3. turn into
（使）变成；（使）成为；
eg. A prince turns into a frog in this cartoon fairytale.
在这个卡通童话里王子变成了一只青蛙(t;l0Hri@FwyluCBDA~。
eg. He soon turned his dreams to reality.
他不久便梦想成真了FTHa%(kHVFKfKh&epL-p。