【云南省2015年中考英语试题】根据句意，用括号中所给词的适当形式填空，并将答案写在答题卡的相应位置上。（共5小题；每小题1分，满分5分）
Mother is my first teacher. She teaches        a lot about life. ( I )
The little girl is running after a butterfly        in the garden. ( happy )
No pains, no gains. Without        hard, no one can achieve success in life. ( work )
Soccer is played by so many people all over the world, but only a few        are truly great. ( play )
The overseas Chinese in Yeman got        when they saw Chinese soldiers coming to their help. ( excite )