1)you__walk on the grass in the park a)needn't b)must c)mustn't 2)children__by special instructors how to swim a)have taught b)teach c) are taught 3)you can't go__you have done your homework a)while b)untill c)after 4)i depend__public transport to get to work a) on b)to c)in 5) i went to__hospital to visit him yesterday a)a b)- c)the 6)they were__friendly people that we felt very welcome a)such a b)so c) such большое: ***