根据所给词的适当形式填空（共10小题，计10分）
I forgot ______ (tell) Lucy about this news. She doesn’t know about it.
It’s important for you to eat a ______ (balance) diet.
Chinese Kongfu is popular in many ______(west) countries.
The Spring Festival is a Chinese ______(tradition) festival.
Eating a lot of vegetables ______(help) you to keep in good health.
Rose’s mother wants her ______ (play) the piano every day.
I’m worried because my mother is ______ (stress) out.
--- What are you doing this Sunday?    --- I’m going bike ______ (ride).
I have a ______ (stomach). I should see a doctor.
I don’t have ______(many) money. So I can’t buy it.