Unit 22 Bees
一、教学目标与要求 通过本单元教学，学生应能熟练地运用表示“禁止和警告”的常用语；复习定语从 句和 同位语从句；了解蜜蜂的习性，培养学生对科学研究的兴趣。 二、教学重点与难点 1．重点词汇 one after another, to his astonishment, come up, come to light 2．重点句型 1)Among the different types of bee, it is the honey bee that has most interested scientists because of the“language” they use to communicate with each other. 2)To answer this question, Von Frisch and his co-workers set up a feeding place close to the hive. 3) Back at the hive they watched the wagging dance closely.
1．charge 2．determine 3．carriage 4．official 5．develop
A．warm A．over A．immediate A．cyclist A．program
B．carry B．person B．marriage B．special B．chose
C．sharp C．American C．official C．central C．condition
12．You may leave the classroom when you ______ writing．
A．will finish
B．are ng
C．have finished D．had finished
13．He met my brother in the street, from ______ he got the news of
15．I don't think you are from India,______ you ?
A．Are B．aren't C．Do D．don't
16．______ deep down in the earth, the dead leaves rotted away and
became coal．
my marriage．
A．Who B．Whom C．Which D．whose
14．Do______ you think is right______ difficulties you may have．
A．what; however
B．that; whatever
C．whatever ; whoever D．what ; whatever
A．Buried B．Burying C．To bury D．Being burying
17．Do you have any trouble______ through the forest?
D．war D．interview D．dialogue D．rocket D．majority
Ⅱ．选择填空。 6．I have ______ my things at home． A．Left B．Forgotten C．Remembered D．taken 7．He felt ______ to work for human rights and progress． A．it his duty B．his duty C．that is duty D．that is his duty 8．----It's a sunny day, isn't it? ----______. A．So is today B．So it is C．So is it D．It is to 9．Under no circumstances ______ first use nuclear weapons． A．will China B．China will C．does China D．do China 10．Nothing but six tables ______ in the room． A．Are B．is stayed C．Is D．are left 11．______ happens, I am on your side． A．However B．Whatever C．Whichever D．For all
3．语法 定语从句和同位语从句 1)I still remember the time when I joined the army. 2)The pen which you are using is mine． 3)There is on doubt that this is the only way out. 4) I have no idea whether I will leave or not. 1)You can't/ mustn't 2)Look out! 3)Be careful! 4)You'd better not do… 5) Don't… 三、难点讲解 So another astonishing fact came to light. A．come to light 被发现，被知晓；公开，暴露。例如： 1)The manuscript came to light in a box of books at an auction．在拍 卖这一箱书的时候，发现了这份手稿。 2)His crime came to light at last．他的罪行终于被揭发出来了。 B．come to oneself 醒悟，恢复知觉。例如： She might come to herself．她可能会恢复知觉。 四、复习与检测 1．从A、B、C、D中找出其加粗部分与所给单词划分部分读音相同的选项。