7.She is_____ her colleagues to accept this project.(persuasive)
8.The flim is_________successful at the box office.(commercial)
9.Can you show me some_______of learning foreign language.(beneficial)
10.He is an_______person.(incredibly)
12.The movie was very________.(entertainment)
13.Confidence is the key to_______.(successful)

1.Global_______(conserve) are calling for a concern about the threat to the ecosystem.
2.She has been working as a flight_______for ten years now.(attend)
3.Music has been_______(science) proven to improve your mood.
4.A cycling accident in 2009 left Daniel Black serverely_______.(able)
5.On staring this organization, we look forward to________the conditons of the homeless.(good)
6.Some areas of the country are just too cold to be__________.(habitat)

The last time I went to Singapore was two years ago
=>It is/ has been................................

We were talking when our mother started to call us.
=>Our morther...........................