11) what ......we do if they don't come tomorrow ? 12) If I .......you,I would tell the truth 13) If I had enough time now ,I ......to my parents 14) It's too bad Helen isn't here .If she.......here ,she ....... what to do 15) If she ......late again,she will lose her job 16) I will let you know if I ........out what's happening 17) If we ........in a town ,life would be better 18) I'm sure he wouldn't mind if we...... early 19)If I won the lottery ,I ......you half the money 20) It.......be a pity if she married cred Giúp mình nha