Choose the correct answer. write only the letter.1. how long … english? a) have you do b) do you do c) have you been doing2. tim … out. he’ll be back in a couple of minutes.a) went b) has gone c) has been3. i didn’t hear the phone ring. i must ….a) be asleep b) have been asleep c) be sleeping​

nikitagiop    3   13.05.2019 03:54    21