1. The teacher gave us many exercise books and new books .2. We all felt very happy at the party last Tuesday .3. His friends and John were doing their homework this time yesterday .4.The students of that class will have a meeting next Wednesday .5.The weather has been fine for two weeks now.example里的第一句中to keep fit 在句型中属于目的状语。1.The teacher gave us many new books and exercise books2,We all felt very happy at the party last Tuesday3,John and his friends were doing their homework this time yesterday4,The students of that class will have a meeting next Wednesday5,The weather has been fine now for two weekes To keep fit是目的状语目的状语