用所给动词的适当形式填空。
Let me _________ (help) you with your English.
-- Where is your mother?  -- She _________ (ride) a bike.
He with his friends often ___________ (fly) kites on Sundays.
His parents often ask him___________ (not watch) TV after 9p.m.
Thank you for __________( invite ) us to your party.