Surely Mr. Peterson ____ have forgotten to buy presents for his beloved family members. After all, it was Christmas!
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A．shouldn’t |
B．mustn’t |
C．can’t |
D．needn’t |
Large quantities of water, as well as some other timely help including a medical team ___since the serious drought hit Yunnan Province.
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A．has offered |
B．had been offered |
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C．have been offered |
D．is offered |
Food safety issues, ____ will seriously affect the growth of teenagers and even the nation’s future.
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A．if not solved properly |
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B．not if solved properly |
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C．if solved properly |
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D．not if properly solved |
It is uncertain ___ side effects these weight-loss drugs will bring about, although hundreds of thousands of patients have taken it.
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A．that |
B．whether |
C．how |
D．what |
Sea turtles are found in all warm waters throughout the world. Sea turtles are the___36____ of the turtles. The largest kind of sea turtle can grow as long as eight feet and ___37___ 1,500 pounds. Even the smallest kind, Kemp’s-Ridley, can ___38___ to 28 inches long and weigh almost 100 pounds. Many other turtles are small enough to___39___ in your hand. It is difficult to find population numbers for sea turtles because they do not___40____ shore once they hatch and reach the ocean, which makes it hard to ___41___ them. Sea turtles___42___ in the water because they are safer there. They cannot___43___ their heads and feet into their shells like other turtles can. Sea turtles cannot hide inside their shells __44___ other animals that want to eat them. They need to move quickly to stay safe.
When the weather ___45___ warm, sea turtles leave the ocean to___46___ their eggs on the beach. This is the only time they will ever leave the water. Most___47____ turtles spend part of the time in water___48___ part of the time on land. It is easy to understand___49____ sea turtles stay in the water. Their___50___ to swim is greater than their ability to walk. Their heavy bodies and unusual feet make it hard for them to ___51___ on land. They are better___52___ for life in the water. They are well suited for life in the sea because of__53___ their bodies are made.
The way their feet are made helps sea turtles swim very quickly. Their feet look like long __54___. When they swim, they flap their feet like a bird flaps its wings. This ___55___ way of swimming benefits sea turtles. It allows them to escape from their enemies.
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Being able to speak another language fluently could be a great ___when you are looking for a job.
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A．advantage |
B．chance |
C．help |
D．importance |
