Excuse me. Can you please tell me ______?　 —Sure. There’s a bookstore on River Road.

Excuse me, is this _______ new computer? — Yes, it’s _______.

In many parts of China, ________ the idea ______ boys are more important than girls.

Nearly _______of the earth___covered by sea.

You’d better not ring me up between 9 and 10. I________ an important meeting then” Dr. Lee said.