We don't know when the first stars appeared — an event astronomers dub the "cosmic dawn" — and we don't know when the ensuing "epoch of reionization" began. Blowing bubbles But that situation is beginning to change. The hunt is on for older and older galaxies, along with surveys of...
1. When did the writer begin his lifetime interest? A. When he watched a show about stars. B. When he first saw a shooting star. C. When he visited a space museum. D. When he got a book about stars. 2. What does the underlined word “they” in Paragraph 2 refer to? A. T...
I did pack a backpack, as instructed, but I had no ide a we were going on survival training!Lebron had a perfect plan, and he hurried me to get in so we could leave the busy city life behind us.Ahead, the mountains appeared bigger than I had remembered them before: the trees were...
Like their cousins the dinosaurs, pterosaurs stand out as one of evolution's great success stories. They first appeared duringthe Triassic period, 215 million years ago, and thrived for 150 million years before going extinct at the end of the Cretaceous period. When was the first pterosaur fo...
Kansas City were seen as slight underdogs ahead of that match-up, and trailed for much of the game. They were 27-21 down heading into the final quarter, and things looked bleak for the Chiefs after Mahomes appeared to re-injure the right ankle that had been a ...
Pygmalion was in love. Of course, the sculpture was an inanimate being, but this did not stop Pygmalion from feeling great affection toward it and treating it like his wife. In the course of things, the sculptor began trying to deceive himself into believing that Galatea is a real woman: ...
When Lina was awoken by the sound of thunder, she was alone on the island. The air was cool and bullfrogs croaked. It was that brief moment when the summer sun had set but the stars hadn't yet appeared. Lina rubbed her eyes and looked around. "Hello?" she called."Celia? Marie?"...
二、间接信息题Passage 3When Lin a was awoken by the sound of thunder, she was alone on the island. The air was cool and bullfrogs croaked. The summer sun had set but the stars hadn't yet appeared. Lin a rubbed her eyes and looked around.“Hello?” she called. “Celia? Marie”?Th...
If you’ve ever wondered when the sun is going to die, there’s no need to worry — our star has about 5 billion years of life left. Thesunis the engine that powers life on Earth, providing light, warmth, and the conditions necessary for our existence. But like all stars, it won’...
But learning-time is always a long, secluded time ahead and far on into life, is solitude, a heightened and deepened kind of aloneness for the person who loves. Loving does not at first mean merging, surrendering, and uniting with another person (for what would a union be of two people...