人教版高中英语选择性必修第一册知识点(10)

约翰不在这儿。给他家里打电话试试看。
boil /boil/ vt. & vi. (使)沸腾；煮开；烧开n. 沸腾；沸点
the boiling water 沸水
the boiled water 开水
8. Using a lower temperature to draw out the extract, she found a substance that worked.
通过使用较低的温度获取提取物，她发现了种有效的物质。
现在分词短语作方式状语
现在分词(短语)作时间、原因、条件状语时，通常位于句首；作结果、方式、伴随状语时，通常位于句末，该非谓语动词和句子主语之间为主动关系。
Working as a volunteer teacher in the west, the girl took up growing vegetables.
在西部地区当志愿老师时，这个女孩对种菜产生了兴趣。(时间状语)
Seeing that his wife was going off to sleep, he switched off the TV.
看到他的妻子要离开去睡觉，他关掉了电视。(原因状语)
She tried a new diet, reducing her weight.
她尝试了一种新的食谱，结果减肥了。(结果状语)
He lay on the grass, staring at the sky for a long time.
他躺在草地上，盯着天空看了很长时间。(伴随状语)
9. Upon hearing that she had been awarded the Nobel Prize, she said, “The honour is not just mine…”
当听到自己被授予诺贝尔奖时，她说：“这个荣誉不仅仅属于我……”
on/upon n./v. -ing短语，表示“一……就……”，作时间状语。
“一……就……”的其他表达法:
as soon as “一……就……”(引导时间状语从句)
at the sight/sound of... 看见/听见……