1.postoffice
2.register
3.letter
4.weigh
5.address

1. send
2. air mail
3.card ； birthday card
4. seal
5. envelop
6. through
7.stamp

1. at/in the postoffice/bank
i will meet you at the station.
1. i'd like register this letter.
do you want to send this letter by register mail?
2. where to?
where are you going?
i am getting out of here.
where to?
i am going out for some fresh air.
it's stuffy here.
3. let me weigh it.
let him do it alone.
let me go.
do you offten weigh ?
4. that will be ten dollars.
how much is it?
that will be twenty dollars.
5. sit down,pls.
pls,open the door.
would you pls do me a favor?
do i have to fill out the form?
pls fill out the form in detail.
tell me the story in detail.
6. i'd like to send this letter by air/sea/regular/register/special delivery/express delivery mail.
it's cheaper to send a package by sea mail than by air mail.
i want to send the letter by special delivery.
7. you can't seal the envelop though/however.
seal the letter before mail it.
can i borrow your bike?
yes you can. don't break it though.
8. though he is nice, i like him.

1. i will meet you at the restaurant.
2.let me weigh it.
let me help you.
3. would you pls open the door.pls?
4. i 'd like to send it by sea mail.
though he is rich , he is stingy.
5. because i am busy, i can't go with you.