By the end of this year, Nam  ...........  English for 7 years , but he will still need more training and experience before he masters the language.

The Heritage Education for Sustainable Development project aims ____ strengthening the linkage between culture and education for sustainable development.

Something's just ____ up, so I'm afraid I won't be able to make it this afternoon.

The child who was caught  .................  was made to stand in the comer of the classroom.

The atmosphere at the meeting was very _____ and everyone was on first name terms

To solve the problems of pollution, it is important to identify the ____ of it.

Why don’t you save the money you ____ from your Saturday job?

Choose the best answer:

You should take .............. your shoes when you go into the temple.

For example , tropical rain forests are protected for their important role in both global ecology and the economic livelihood of the local culture; a coral reef may be_______ for its recreational value for scuba divers; and a scenic river may be protected for its natural beauty.

Choose the correct answer in each sentence.

To avoid unexpected___________, ask the hotel desk clerk to explain which services are complimentary.

The experience from an adventurous expedition to a rainforest will broaden your horizons and teach you new skills.

We are proud of our  ................  staff, who are always friendly and courteous.

Choose the correct answer in each sentence.

All managers are asked to develop the ability to interact effectively with others, which is of great  ________  to them.

It is not .................. to be drunk in the street.

Who ______ when I came ? 

Choose the correct answer in each sentence.

The accountants were unable to produce a full report by the deadline but promised that ________   would give a summary of the important points.

Canada is one of ________ biggest countries in the world. 

Oxfam tries to send food to countries where people are suffering ................... malnutrition.

Choose the correct answer in each sentence.

Our company has  __________  been stronger or better positioned for sustained, profitable growth than it is today.

Choose the correct answer in each sentence.

The shipment delay was________caused by miscommunication within our department.

William is an authority _____ medieval tapestries.