By the middle of the century,computers that are millions of times smarter than us will have been developed.

1)划线部分是______从句.

2)复习归纳倍数的表达法的基本句型:

①Asia is three times larger than Europe.

句型:______________________________

②Asia is four times as large as Europe.

句型:______________________________

③Asia is four times the size of Europe.

句型:______________________________

及时反馈:

They have produced________they did last year.( )

A.twice more grain as B.twice as much grain as

C.twice as many grain as D.at twice many grain as

Para.9

If you can't beat the future,join it.

join 加入 eg:She joined the company three months ago.

选择下列四个词或短语填空并思考总结其区别:

　join; join in; take part in; attend

1)I have an important meeting to______.总结:______________

2)Will you __________the game? 总结:______________

3)He_______the army last year. 总结:______________

4)He likes to________all kinds of activities. 总结:______________

StepⅡ当堂检测

1.单词检测(A级)

1)The flight was delayed owing to________(技术上的)reasons. 2)Sports and_______(娱乐)have always been part of university life

3)A few more travelers' cheques may come in______(方便实用的)on the holiday.

4)The feedback from the computer enables us to u_______ the program.

5)They look at the house and a______ its market value.