The great achievements in recent 30 years have proved that the reform and open policy is a vital measure that ________ the national conditions of China.

re you so busy, Mike ―I ______ a novel these days.

I’m not sure whether be has finished writing the book, but he________ it last month

Do you know_______ lady in violet-I only know she’s from_______ European country.

Could you pass me _____glass on thetable please —Sure, but it’s _____empty one.