太空探索中級
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太空探索中級

Reading Passage Humans have always looked up at the stars and dreamed of exploring the universe beyond our planet. Space exploration began in nineteen fifty-seven when the Soviet Union launched Sputnik, the first satellite. This small metal ball orbiting Earth started a race between nations to explore space further. Just twelve years later, American astronauts…

Sharks Intermediate
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Sharks Intermediate

Reading Passage Sharks are amazing ocean predators that have lived on Earth for over four hundred million years. These ancient fish existed even before the dinosaurs roamed our planet long ago. There are more than five hundred different species of sharks swimming in oceans around the world today. They range from the tiny dwarf lantern…