Choose the best answer:
They really ripped us ____ at that hotel; they charged me a lot of money

Choose the best answer:
Mary wrote a letter of ____ to Microsoft yesterday after seeing their advertisement in the morning

Choose the best answer:
Turns ___________ I never lost the ticket—it was in my pocket the whole time!

Choose the best answer:
The heavy storm has _____________ a real mess of the garden.

Choose the best answer:
Air pollution, together with littering, are causing many problems in our large, industrial cities today

Choose the best answer:
I am proud to say that _______ and friendliness are features of Vietnamese people in the eyes of many foreigners

Choose the best answer:
He bought all the books ______ are needed for the English course

Choose the best answer:
She ended up marrying a man who chanced to ...... looking for a room

Choose the best answer:
We need to hire a nurse to care ____________ grandpa when he gets out of the hospital

Choose the best answer:
It seems entirely natural to us that there are teams of scientists in universities and (46) _____ institutions around the world, attempting to discover the way the world works. (47) _____, it hasn’t always been that way. Although the scientific method is now four or five hundred years old, the ancient Greeks, for example, believed that they could (48) _____ the cause of natural events just by the power of thought. During the 17th century, more and more people began to realize that they could test their scientific ideas by designing a relevant experiment and seeing what happened. A lot of (49) _____ was made in this way by individual scientists. These men and women often worked alone, carrying out research into many different areas of science, and they often received very little (50) _____ for their hard work. At the start of the 20th century, though, it became clear that science was becoming more complicated and more expensive. The individual scientists disappeared, to be replaced by highly qualified teams of experts. Modern science was born

Choose the best answer:
He usually …………………… a taxi to the railway station.

Choose the best answer:
This is my business and you have no right to……..

Choose the best answer:
I asked Angela to ......... for me while I went for lunch

Choose the best answer:
Just because he doesn't ask __________ or want your help, doesn't mean he doesn't need it

Choose the best answer:
Andrea can speak English fluently, _______?

Choose the best answer:
Nobody called, ________

Choose the best answer:
I enjoyed the movie very much. I wish I______the book from which it was made

Choose the best answer:
I feel hopeful that we'll find a suitable house very soon

Choose the best answer:
The strongest dump trucks work in rock quarries, ................. tons of rocks and soil at one time.

Choose the best answer:
It is said that adults are often immune ____ such diseases as measles, whooping coughs, or mumps

Choose the best answer:
The football stadium was illuminated by _______