Вставьте глагол to be в нужном времени.(present simple, past simple, future simple. 1. fred…thirteen now. 2. …you english? no, i … . 3.her name … ann. 4. … david good friend? ». yes, he … . 5. … these men doctors? no, they . 6. you…from belarus,…you? yes, that…right. 7.there…a nice lake in the forest. let’s go! 8. there…no more questions, …there? 9. when you …a small child, … you happy? yes, i … . i happy. 10. they (not) …ready for the lesson last tuesday. 11. the days…….cold and wet last september. 12. he 17 tomorrow.