阅读下面短文，用括号内所给词的适当形式填空，必要时可加助动词或情态动词。

Are you free on Saturdays and Sundays? Are you good at（swim）? Our club needs a teacher to teach（child） from 8 to 10 years old. It is interesting（study） with them. Please call Leo at 5968—4437.

Are you busy after school? No? Can you（speak） English? Yes? Then we need you to help some（America） students. Now they（learn） Chinese in Beijing. But their Chinese is not good. They are（friend） and you can make friends with them. Please email Mr. Liu at helpingus@gmail. com.

Can you play the guitar or the drums? Do you have time this Wednesday?（we） music club will have a party that day and we want you（join） us. I'm sure you will have a great time playing with us. Please call（I） at 3253-1143.