Первое
1) would
2)here
3) how much
4) problems
5) help
6) coat
7) do
8) please
Второе задание
1) Can
2) you
3) Any
4) would
5) I would like a smaller T-shirt ( тут может быть что угодно )
6) much
3 третье задание
1) I tried on trousers Last Sunday .
2) I put on my shirt , trousers and socks yesterday .
3) I would like to have a new warm dress.
4) I can help you to try on clothes.
5) I would like to buy a new hat and skirt for my mum