Little have people done to alleviate the sea pollution caused by the factories in central Vietnam, haven’t they?

Mercury and alcohol are widely used in thermometers because their volume increases uniform with temperature.

Mrs. Stevens, along with her cousins from New Mexico, are planning to attend the festivities.

I think she will be suitable for the work because she has been working like a teacher for a long time.

The threat of being dismissed do not worry me any more because I have started my own business.

Not until he got home he realized he had forgotten to give her the present.

If you take the train, it would be much more convenient.

Women in many parts of the world have had lower status than men, which the extent of the gap between genders varies across cultures and times.

For thousands of years, man has created sweet-smelling substances from wood, herbs and flowers and using them for perfumes or medicine.

Thanks for the liberation of women, women can now take part in social activities.

Teddy Roosevelt demonstrated his competitive spirit and tireless energy in 1905 whenever he led the Rough Riders up San Juan Hill.

The guide told the tourists that it was a good restaurant specializing in seafood just round the corner from the museum.

We had better to review this lesson carefully because we will have some questions on it.

What we know about certain diseases are still not sufficient to prevent them from spreading easily among the population.

Regarding as one of the leading figures in the development of the short story, O Henry is the author of many well- known American novels.

Ralph wishes that he went to the bank this morning before he went to work.

John announced that he could not longer tolerate the conditions of the contract under which he was working.

Ours brains are incredibly agile machines, and it's hard to think of anything they do more efficient than recognize face.

More than ten students have failed the exam, that surprised the class teacher.

The Oxford English Dictionary is well known for including many different meanings of words and to give real examples.

The police is looking for the bank robbers who stole a large sum of money from the bank.