“No Photos” means “You can’t ______ here.”

---Who cleaned the blackboard yesterday, Dick?---John ____.

—Do you know your head teacher's telephone number? I have something important to tell her.—Sorry, I can't remember. Please          in the telephone book.

---What he enjoys _____ great and interesting. ---Yes,____ it's dangerous. 　 

There are millions of websites on the Internet and there_____ a lot of useful ____on the websites