阅读短文，根据短文内容和所给出的首字母，在空白处填入适当的单词，将完整的单词写在短文
后面的横线上。
When Mike was walking through the town, he noticed a stranger man. The stranger looked at him with a
big frown (皱眉) and it made Mike very uncomfortable. Mike did nothing (1)w______, but the man still
frowned at him. He was so angry that he frowned at the man with his tongue (舌) out. And he found most
of the people around looked unhappy and frowned. Mike wondered (2)w______so many people frowned at
each other.
A clever idea came into Mike's head. He should (3)s______ first. It seemed silly at first, but he want to
(4)h______ a try. When a woman walked towards him, he smiled (5)a______ her and the lady smiled at him,
and most of the people smiled at him, too. Everybody seemed happy (6)b______ of the smile of the
clever boy.
Then Mike once again met the stranger and the man still looked at him (7)w______ a frown. Mike had a
good idea. He smiled a big smile (8)w______ the man passed him. The man stopped, looking at Mike's face
and he started to smile. The two strangers laughed and they (9)b______ felt happy. Just a smile lifts you up
(10)f______ a feeling of down. So when you see a man with a frown, put a smile on your face. And you'll
find that the world is a happy place.
