“I hope the dialogue,” said the spokesman, “______ between the two presidents next week will give us some active signals.

With our country entering an aging society, ______ the retirement age is probably unavoidable.

_________ close to the city centre, the modern six-star hotel is a landmark of our city.

An official is said _______ fire to a camp in the field, _______ one death and two injuries.

Birds singing is sometimes a warning to other birds        away.

Once again I found myself standing at the crossroads, two paths      ahead of me.

The Shanghai Center,        to be environmentally friendly, will be completed this year.

Experts warn that medical waste from hospitals, if      properly, may contribute to spreading diseases．

Days of snowstorms have left the city     under thick layers of ice and some 50,000 homes without power．