Choose the best answer:
I need to stop staying __________ so late—I can barely function at work

Choose the best answer:
The ASEAN Foreign Ministers had candid and fruitful discussions on ASEAN's priorities for the year ahead, as well as deep exchanges on regional and international developments

Choose the best answer:
Let's _____________ a break when you finish this homework.

Choose the best answer:
The sports meet, originally due to be held last Friday, was finally ____ because of the bad weather

Choose the best answer:
 __________ we plant more trees, the air won’t be so polluted

Choose the best answer:
Everyone in the class looked __________ the teacher

Choose the best answer:
The Blacks are ____ family in the little town.

Choose the best answer:
The police appeared and…….the crowd

Choose the best answer:
Such _____ that _____ whenever it was on

Choose the best answer:
The drug is still being tested and will not go __________ commercial production for at least two years

Choose the best answer:
When I'm with him, the hours just _____I've never had such a good time with anyone in my life!

Choose the best answer:
Don't worry, problems like this sometimes turn __________ with new heaters

Choose the best answer:
I don't know how she __________ her birthday party

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:
I try to get a word in, but he always just goes ____________ blathering away

Choose the best answer:
An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves. At the Earth's surface, earthquakes are recognized (25) _____ vibration, shaking and sometimes displacement of the ground. The vibrations may vary in (26) _____. They are caused mostly by slippage within geological faults, but also by other events such as volcanic activity, landslides, mine blasts, and nuclear tests. The underground point of (27) _____ of the earthquake is called the focus. The point directly above the focus on the surface is called the epicenter. Earthquakes by themselves rarely kill people or wildlife. It is usually the secondary events (28) _____ they trigger, such as building collapse, fires, tsunamis (seismic sea waves) and volcanoes, that are actually the human disaster. Many of these could possibly be avoided by better construction, safety systems, early warning and (29) ____ planning

Choose the best answer:
They were very keen to start work as soon as possible

Choose the best answer:
Total weight of all the ants in the world is much greater than .................

Choose the best answer:
Domestic problems such as arguments with parents may distract children from schoolwork and lead to poor academic results

Choose the best answer:
"I strongly suggest ____ yourself on the things that interest you most in all areas of your life."

Choose the best answer:
We ______ house three years ago