本讲为2007年上半年新的教学内容，请对照教材及练习册听录音！
Write
Wrote
Was/were writing

This time yesterday I was giving a lecture.

Had written
By +过去时间
By the end of last year I had been in Beijing…

I wish/would rather I had been there last week.

1. Will
I/we shall
2. is/are/am going to do
3. be about to do
4. be to do
These children are to go to school next week.
Be doing
Will/shall be writing
This time tomorrow
Will/shall have written

By + 将来动作
By the time we got home mom had finished cooking.
something, nothing, anything, everything
Is there anything important you want to tell me?
Density
Dense
Intense
Intensity
Think thought
Shrink
Grave
Bind
Be bound to do sth.
You are bound to succeed.
observe
Interact