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When the temperature increases, the pressure also …
Complete the sentence by writing the correct word. (channel or canal)
A man-made waterway is called a , but the band of frequencies used by TV or radio stations is often described as a .
We can … the temperature of the container by putting it out in the sun.
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Scientists say that the production of carbon dioxide gases is the primary (cause/reason) of the greenhouse effect. However, we do not know if this was the (cause/reason) for last year’s hot summer.
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You have to (say/tell) the robot what to do, but don’t be surprised if it (says/tells) something in response.
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Engineers on an oil rig have to work (hard/hardly). They get a lot of money for all of their work but they (hard/hardly) have any time to spend it.
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A successful person (adapts/adopts) other people’s good ideas and is able to (adapt/adopt) to changes fast. The jet engine has been (adopted/adapted) for use in a racing car.
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Natural gas is (inflammable/non-flammable) but sand is usually (inflammable/non-flammable)
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Nobody knew the (current/actual) location of our ship when the engines broke down.
Last month the price was acceptable, but the (current/actual) price is too high.
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You have to (look after / look for / look forward) the equipment and keep your workspace tidy. If you don’t, you run around all day (looking after / looking for / looking forward) for your tools. I really (look after / look for / look forward) to the weekends when I have the chance to relax.
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When you finish taking the machine apart, put the (lose/loose) screws in the red box. If you don’t, you could (lose/loose) some of them.
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He (thinks/means) he is always right. But, people do not know what he (thinks/means) when he talks about the backwardness of today’s technology.