1 . Many species of animals and plants __________in the past decade, which makes us reflect on what it is that causes their __________. (disappear) (所给词的适当形式填空)

2 . They actually ended up donating a generous amount of money to charity to show their ____________ (generous). (所给词的适当形式填空)

3 . Mary had got everything ready,__________ to do it well. Her ___________and good performance left a deep impression on us.(determine) (所给词的适当形式填空)

4 . At twenty to six I was waiting by the _________ (enter) to the station.(所给词的适当形式填空)

5 . The __________(advertise) for engineers in the local paper attracted many applicants. （所给词的适当形式填空）