公共英语口语学习：新概念精讲第九课

　　Lesson 9

　　l Further notes on one text

　　1. air the room 给房间通通风：

　　air 有空气的意思，但这里做动词。本课中还有：dust(n.)灰尘;(v.)掸掉灰尘的意思。常用名词做的动词的词有：

　　aim air act answer back bag bank bike brush buckle bundle bump button cart cream cry cash climb channel cough catch crash crush crank craft count drink dive dish dent deck duck drool dump dunk drive dream email end equal finish figure face fence file finger fetch flank flick flow fish fire gamble glow goof grade gun gulp gap grind group hand hold hit ham hint heel hunt hem help hack ink itch ice inch iron jump joke jam jab jinx jerk kill kick kiss keep knock key knit knife lace line light lick laugh lust long lounge love moan mince master must mope map move mind nag nick neck name nod orbit offer play paint point part party plot plan picture push perm pump prance quiz quest read rack ram reach run roll record round rest rescue rope set sample shock sail shot shout shove sip sack strike stand slump stop stamp slap sleep turn tag tin tie tan time try throw track trace treat wire whine wall walk whip wrap yawn yell yarn

　　2. make the bed铺床

　　3. Tim is = Tim is climbing the tree.

　　l Expressions:

　　1. 情态动词：

　　情态动词(Model Verbs)，又称情态助动词(Model Auxiliaries)，表示说话人对某一动作或状态的态度，或表示主观设想。常用的情态动词有：can(能);may(也许);must(应该);will(愿意);shall(将会);need(必需);have(已经)等。其语法规则为：

　　(1)情态动词有自己的词义，但不能单独使用，必须和不带to的动词原形组成动词不定式。(ought、have除外)：

　　I must be going school. 我必须上学去了。

　　(2)情态动词没有人称或复数的变化。

　　You must nurse your children. 你必须照顾好你的孩子。

　　(3)情态动词有现在式和过去式两种形式：

　　can(could) may(might) must(had to) will(would) shall(should)

　　(4)情态动词的问句与否定形式：

　　Can you Speak English?

　　Yes, I can. No, I can’t.

　　I can’t speak English.