from different angles, the picture doesn’t look the same.

I still remember ______ to the Science Museum for the first time when I was young.

If water becomes increasingly scarce in decades ______, water shortage will become a hot issue all over the world.

The story is moving, and the questions, I suppose, are not so difficult as they appear ______.

Most of us manage our physical health better than our emotional health, ______ problems to cause real harm.

That's the best way to ________ into the dangerous area.

The site ______ now is a park, which will be open to the public at the end of this year.

 ____ volcanoes now for many years, I am still amazed at their beauty as well as their potential to cause great damage.

 ____ late in the morning, Bob turned off the alarm.

The railway station was overflowing with people _______ back home for the Spring Festival.

We are looking forward to ______ the problem of the traffic accident______.

— Hi, Henry, I’m going to China for my holiday.— China? It is a country which is well worth       .

 He has come to_____.

 I strongly suggest that the information ______in my report _____to Mr. Brown without delay.

 He is a student at Oxford University, ____for a degree in computer science.

 Misunderstandings_______ from short of communication, unless______ properly, may lead to serious problems.

 Carbon dioxide(CO2)_______ from burning fuels is the most common of the so-called greenhouse gases.

Mrs. White found her husband surrounded by letters and papers and_______ very worried.

----What are you busy with? ---- The conference_______ in our city next week.

_______ of danger in the street at night, she had to go home with a friend_______ her.