__________ is announced in today’s paper,they have succeeded in solving many problems in accordance with the new theory.

German electronic products are popular in China, where they have the reputation(名声) of being ________ and of good quality.

He once remarked that “All happy families ________ one another, but each unhappy family is unhappy in its own way”. [ ]

ne had a form in his hand,but no one knew which office____

The family were holidaying in the country_______ the rain poured down.