Grammar. a)put the verbs in brackets into the correct forms: 1. if you pass your axamination we (have) a celebration. 2. thay(travel) around the world for 3 months. 3. if she were in, she (answer)the phone. 4. if i had known that you couldn`t eat cheese i (not buy) it. 5. when i came, he (already/have)dinner. 6.she (never/sleep) in a tent.

1. will have 2. they have been traveling 3. she would answer 4. wouldn't buy 5. has already had 6. has never slept

А) this mountain system located in eastern north america, in the u.s. and canada б) on the border of usa and canada the five great lakes connected to each other by short rapids rivers, form together the largest concentration of fresh water on the globe. here are their names: superior, michigan, huron, erie and ontario is the great lakes. с) lakes: superior, huron, michigan, erie, ontario, great salt, forest, iliamna, oahu, icecube. в) 1нью york (new york) 2лос angeles (california) 3чикаго (illinois, on lake michigan) 4филадельфия (pennsylvania sea port in the lower reaches of the river delaware, in 160 km from the atlantic ocean) 5сан francisco (the main port on the pacific coast, california) 6майами (florida, on the atlantic coast) 7детройт (michigan. port on the detroit river) 8даллас ((texas) 9сан diego (california port on the pacific ocean) 10бостон. е) idaho california new jersey iowa kansas new york