写出下列动词的-ing形式
run
go
ride
swin
talk
have
eat
come
sit
listen
study
lie
2.用所给动词的现在进行时形式填空,完成句子.
1.It's7:20p.m.Janeandherfather________inthepark.(walk)
2.Theboy____________thepiano.(play)
3._____Mary______aletternow?(write)
4.theman______________somevegetablestothestore.(take)
5.Myparents____________beeakfastnow.(have)