用所给单词的适当形式填空。
1．I think the man on the left is _______ than the man on the right．（outgoing）
2．She usually _______ her homework．（do）
3．--How do you get to school? --I get to school on _______．（feet）
4．He has a _______．（head）（头疼）
5．Where are you _______ for vacation?（go）
6．My mother often _______ to work by bike．（go）
7．--What are you doing for vacation? --I _______ my sister．（baby-sit）
8．“I have a toothache．” “You should _______ a dentist．”（see）
9．Amy _______ to do her homework．（have）
10．Lucy is _______ than Li Li．（popular）
1．more outgoing 2．does 3．foot 4．headache
5．going 6．goes 7．am babysitting 8．see
9．has 10．more popular