useums are just for looking. Buttoday some of them have things for you to touch. The signs say,"________!"

lace is heavily guarded, because inside its walls ________.

When the man was trying to break into the bank,he was caught by the police________[ ]

．Youdidn’t perform as well as the othercompetitors; , you failed.

I left my keys in the room yesterday . I had to get in the window .— It’s dangerous to do that .