— Can you tell me something about _________ science.

— OK. _    Nobel Prize in Chemistry is usually awarded to Americans.

There’s another way to survive this competition -- a way no one ever seems to tell you about, _____ you have to learn for yourself.

U.S. President Barack Obama arrived in China’s economic center Shanghai on Sunday night, November 15^th 2009, ______a state visit to China.

It was not until 3 days later that the boy came back to life and explained to the police what_______ to him.

Most of us try to discover      we think is the most moving love story in our company.

We have time and again ____our position on Taiwan issue! Whatever happens, we won’t change it!

--It is really fun to hike and I often go hiking in the forest.

--But hiking alone in the forest ______ be very dangerous.

That children ______meet with setbacks is a matter of necessity as they_____, so parents don’t worry about that.

I n the tomb, they discovered an ancient jar, _____ numbers of treasures, ____ diamonds and gold.

Mr. Smart is believed to be a capable person, who is equal_____ charge of the company very well.