1.1.1. underline the verbs in the appropriate form. 1) i (had done / did) the exercise by 7 p.m. 2) i (did / was doing) the exercise and went for a walk. 3) i (did / was doing) the exercise when tom called me. 4) i hoped i (will / would) do the exercise the next day. 5) i (have been doing / have done) the exercise for a long time already. 6) i (have done / did) the exercise and can have lunch now. 7) by the time my sister came home i (had already done / already did) the exercise. )