Use the right form of the verb to complete the sentences. (5 6.)1. Jack is not sure if he (be) __ _in London next week.2. If he (go)to London next week, he (meet)his cousin Mary.3. If you (not, change)your plans for the coming summer, I'll go to thesea with you.4. I don't know when I (watch)film but I really want to do it.5. Please tell me when you (be) able to come and see us.