1.1 darker 2the most popular 3your 4my
2.1Tom didn't send them two faxes last week.
2Linda doesn't give us good advice.
3Sveta won't leave me a message.
3.1 He had learnd English before he went to London.
2Had she written a letter before her mother visited her?
3Misha had not had any friends before he arrived to England.
4.1tigers 2teeth 3fishes 4boxes 5potatoes 6children 7computers 8tables