The recent MH370 accident,______ more than two hundred people lost their lives, has renewed concerns over the safety of flight travel.

By the year of 2053 there will be 487 million aged people in China，      means that one third of the population will be over 60.

There are various things on sale, so you can choose____ interests you.

At this time of last year, part of Southeast Asia was struck by floods, from _____ effects the people are still suffering.

The movie Gravity won seven awards at the Oscar night, _____ was beyond the director’s wildest dream.

Children who are not active or_____ diet is high in fat will gain weight quickly.

For many cities in the world, there is no room to spread out further, _____ New York is an example.

Global warming has become a serious problem, ______ we must find solutions.

On the graduation day, he received from his father a nice present ______ a note was attached, saying “I’m proud of you.”

St Petersburg,          is a very beautiful city, was once called Leningrad.