Choose the letter A, B, C or D to complete the sentences. How old … she?

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Many measures have been taken to ____ people's awareness of conservation

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To my surprise, she earns _______ my older brother

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Birds all over the world ............. in distances up to thousands of miles

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Tim sold his _______ bicycle to have enough money for his favourite handheld electronic game

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I ________ working for two years.

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He took a sip of coffee and ...... with his story

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Lucia is calling to Mrs. Mary’s home.
- Lucia: “Hello, may I speak to Mrs. Mary, please?”
- Call receiver: “__________”

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I ____ near the fence when suddenly I ____ the voices.

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Higher education ........ about 13 percent of general fund expenditures

We will have a family _____________ on the day when a year ends.

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overexposure to the sun can produce……..some toxic chemicals

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Going into the city by the expressway takes ------- longer than the local roads because of heavy traffic

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Americans believe that the 50 states make ____________ a union that is greater than the sum of its parts

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"I have thought of a way to save energy around the house!" - "____!"

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My husband  …………………tennis recently

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Polar bears are in danger of dying out. (25) _____ some other endangered animals, it's not hunters that are the problem, it's climate change. Since 1979, the ice cap at the Arctic Circle where the polar bears live has reduced in size by about 30 per cent. The temperature in the Arctic has slowly been rising and this is (26) _____ the sea ice to melt, endangering the polar bears' home. The polar bears' main sources of food are the different types of seals found in the Arctic. They catch them by waiting next to the air holes seals have made in the ice. (27) _____ the bears are very strong swimmers, they could never catch seals in water. This means that the bears really do rely on the ice to hunt. Polar bears also need sea ice to travel. They can cover a huge territory and often swim from one part of the ice to another. They have been (28) _____ to swim up to 100 km, but when there is less ice, they may have to swim further and this can (29) _____ fatal to the bears. A number of bears have drown in the last few years and scientists believe that it is because they were not able to reach more ice before they became too tired and couldn't swim any further

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 I have never seen such a strange __________. It has green color and big eyes.

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I came __________ him in the library after work, and we got into a great conversation about Hemingway

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_____, she complained to the head teacher

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My aunt puts aside some money on a monthly basis to buy a ________ house