---Excuse me! You can’t take photos here.Look at the sign(指示牌). It says “NO PHOTOS”.---Sorry, I _______ it.
—________lions________Africa? —Yes,they are.
—Do you like penguins? —Yes.I think they are________interesting.
—________do you like elephants? —Because they can work for people.
Tom,let’s________to the bookshop to buy some books.
Our teacher is very strict________us and we are all strict________English.