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1 I don’t know if I (be) in Glasgow next week 2 Jack doesn’t know if cousin (change ) his plans for the summer. 3 We don’t know when Polly ( go ) to university. 4 Jane (paint) the wall if you (ask) her about it 5 He (help) you when he (be, not) busy. I don’t know if Mike (stay) with us or not. 6 She ( go ) for a walk after school. 7 We (meet) after the classes are over. 8 They (sleep) at the hotel until mom comes.