—Oh, this is really an old building.—Do you know when it        ?

When he was at college, he and his friends          to organize a party.

The light bulb ______ by Edison in the middle of the 1780s.

—Do you plant trees in spring, Mike?—Yes. Many trees ________ in our city every year.

Spanish ________ as the official language in Cuba.

— Were you allowed to go to your cousin’s birthday party?—No, I        .

—Where ______cotton _____?—Oh，I don’t know.Let’s ask Mr Wu.

—Our school _________ in 1876. —Wow, it has a very long history.

At that moment，he was last __________ the room with his friends．

——Do you like reading books?——Yes. Each of us      to do more reading in and after class.

Some animals in the zoo die of hunger because they_____enough food.

People should _____ from throwing the rubbish everywhere .

The 6th Car Exhibition ______ at Nanjing International Expo Center on April 28, 2013.

Today Chinese          by more and more people around the world.

It is reported that more schools        in Nanjing next year.

This famous tower has a long history. It ______ more than 300 years ago.

---Please say“I’m here．”when your name _________.---Yes，Mr Smith．

---I want to teach in this area．---Well．teachers         very much here．

Chinese ______by the largest number of people in the world now.

Many accidents_____ by careless drivers last year.