介绍:
1.busy : be busy doing sth
be busy with sth
What are you busy doing ? everyone will say :
I am busy doing my homework . = I am busy with my homework.
同义短语转换： get my hands full = busy
What are you busy _______ these days?
Nothing much .
A. do B. to do C. doing
Why not ask Bob to join us in the school trip ?
I can't tell if he is able to . He is always ______ with his work.
A. careful B. familiar C. casual D. busy
2. but ---however ----while ----yet
but / although / though
English is not easy , ______ I like it very much .
would you like to go to the concert with me?
I'd love to , _________ I can't . I have a lot of homeowork to do .
A. or B. but C. so D. and
3. buy --bought --- sell --sold
no trading , no killing
when buying stops , the killing can't
no business , no killed
* 考点：延续性和非延续性
I bought this car last year.
I have had this car for one year.
He died one year ago .
He has been dead for one year.
4. by prep :
1) by oneself --alone : lesson 20 one man in a boat
He is fishing by himself . He is fishing alone .
He is fishing on his own.
2) Down by the bay
"Have you ever seen a snake baking a cake down by the bay?"
" Have you ever seen a frog walking his dog down by the bay ?"
3) by + time : by the end of last year .
I had learnt 2000 English words by the end of last year.
4) by train --> take a train / by the plane ---- take a plane
I will go to Beijing by train.= I will take a trian to Beijing.
5) by the way , we still do " Tolerance morning reading" tomorrow.
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