本讲为2006年下半年新的教学内容，请对照教材、练习册和语法书听声音。

So is he.
Late later latest lately

1. The other belongs in our internal clocks (the major one of which may be physically located in a part of the brain called the suprachiasmatic nucleus) which, left alone, would tie the body to a 25 hour -- yes, 25 --- rhythm.
25-hour rhythm
24-hour period
a paper of 5000 words
5000 word paper
like
dislike
unlike
likely be likely to do

2. Whereas the two clocks would normally sound their alarms together, now they ring at different times.
The child keeps listening to his walkman while the teacher _is talking_ (talk) to him.
whereas： conj. 尽管，虽然 might
e.g. Whereas he must be about sixty, his wife looks about thirty.
他看上去足有六十，而他妻子却只在三十上下。
Whereas your mother was at home while you were children, mine went out to work.
it takes me 30 minutes to go to work.
No matter where
3. But the growth hormone is released during sleep, whenever in the day that sleep occurs.
Arrive in Arrive at
It takes me 5Yuan to buy this watch.
The watch costs me 5 yuan.