正确答案: C

past

题目：The last?few?weeks have been enjoyable.

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学习资料的答案和解析：

[单选题]He noticed that Joan was studying him closely, but her expression gave away nothing of what she was thinking.

revealed

解析：句意为：他注意到琼正在密切地调查他，但她的表情也没有泄漏她正在思考什么。Give awav“泄漏，赠送”，四个选项：reveal“泄漏，透漏”；dispose“处理”；remind“重新记起”；distribute“分发，分配”；所以A项符合题意。

[单选题]Some comments are just inviting trouble．

asking for

解析：【解析】句意为：一些评论在自找麻烦。invite“邀请”，四个选项：A．asking for，请求，寻找；B．keeping out of，置身于外；C．getting into，进入，陷入；D．suffering from，遭受。

[单选题]请在第__64__处填上正确答案。

根据材料，完成下面的题目。UFOS       Sixty years ago, a. man named Kenneth Arnold saw something that we can still (51) today -- something that changed popular culture for ever.Flying his plane over mountains in the U. S. state of Washington, he saw a,line of strange objects, either crescent-shaped (月牙形的) or disc-like, flying (52) the motion of a saucer (碟) skimming (飞速掠过) on water.       The media soon picked up on the story -- the Flying Saucers were here] Was the earth being (53) by creatures from another planet? Soon, So many sightings were made that the U. S. military began to (54) It called these strange Objects UFOs – Unidentified Flying Objects, and that is how they are (55) today.       Military investigations found no evidence of visitors from outer space. But that did not stop the true (56) The military were (57) up, they said. Or maybe it was because the travelers from space were of such superior intelligence (58) they could hide from military analysts (分析家).People have always seen strange lights in the sky. In the past these were explained in (59) ways. In a world where religion was less influential and science fiction was popular, signs from God were replaced by visitors from other (60).       The date of the first UFO sightings was also significant. In 1947, World War II had just ended and the (61) War was just .beginning. Humanity seemed locked in endless conflicts. Like generations before them, people looked (62) the skies for help. But instead of seeking God, they looked for help from super-intelligent aliens (外星人) with (63) technology. Belief in UFOs became the first religion of science.However, even people who believe in UFOs are not quite sure why they visit the earth.The universe is a big place and it is (64) to assume that there is life somewhere out there. It is possible that aliens have worked out how to travel through space. Yet some people report that they have been taken by aliens and have had experiments (65) on them. Why would anyone travel across half the universe to conduct medical experiments on people living in small towns in the United States?请在第__51__处填上正确答案。

reasonable

解析：【题 干】宇宙是个偌大的地方，猜想在宇宙之外有别的生物是——。A．不可思议 B．不太可能 C．合理的 D．不可想象的【解 析】本题考查句意和形容词。unthinkable、impossible、unimaginable大意相仿，都表示“不可思议，不太可能”。而“宇宙很大”则是后面猜想合理的原因，故本题正确答案为reasonable。C为正确答案。

[单选题]The last few weeks have been enjoyable

past