Oose the correct answer.1 You can’t get access to the programme until you … your log in.a) will register b) have register c) registered2 We had been using land-lines until cellular phones … .a) have appeared b) appear c) appeared3 They won’t return their books until they … them all.a) have read b) will read c) won’t read4 We will take the dog for a walk when it … raining.a) will stop b) stops c) stopped5 Will you explain the problem when she … here?a) have arrived b) arrives c) will arrive6 When I … time, I’ll paint the house.a) have had b) will have c) have7 I won’t get married until I … a job.a) will get b) get c) got8 When I … next June, I will have been working for this company for 25 years.a) retire b) will retire c) will have retired