Mary ... that she has good Marks (happily)

Complete the sentences, use the suitable form of word in the bracket
1. Mary... that she has good Marks ( happily)
2. You will receive awards if you work..... ( effect)
3.My friend is a.... .He wants to protect the environmen( conervation)
4. Mình loves .... in the morning (swim)
5.Energy....light should be used in house ( save)
6.Air and water... can make people fall ill( pollution)
7.she always drives more.... Ạt night ( care)
8. You can... the amount of gas by traveling by bike of public transports ( reduction)
9. Easter is a... festival which is ccelebrated in many coutries in the world ( Joy)
10. There are energy -saving methods and... to use solar energy ( invent)