—I'll ask the teacher about the attributive clause. I'm very puzzled about it.
—That's just ________ most of our classmates have doubt.

Barack Obama delivered a speech to 500 local youths during his visit to China, many of     were from Fudan University and Tongji University.

Sitting under the willow trees ____ an old man.

It was with the selfless help of our teacher ______ we realized our dream.

China has launched another man－made satellite，________ is announced in today's newspaper.

It was in the room _______ he was born _______ the meeting was held.

—I don’t know  you have seen the film—Hero, which was directed by Zhang Yimou .
—I have told you many times       I have seen it many times.

As I explained on the phone, your request that the plan     at once will be    considered at the next meeting.

The newly built stadium for the next Olympic is         the present one.

A new iPad in the market costs about ______ of a second-hand one.