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问题 选择题

下列各句中有一个错别字的一句是（     

A．在歪风斜气面前，真正的革命者应当敢于站起来说话，否则就是牍于职守。

B．他带回来的唯一财物，就是那漂泊异乡，浪迹天涯的悲惨

往事和种种见闻。

C．用词不妥贴，造句不合文法，行文拖沓冗长，就会把意思弄得含混晦涩，令人废解。

D．俗话说：聚沙成塔，集液成裘。”只要勤于积累，就一定有很大收获。

答案

  D

A项"斜"为"邪"，"牍"为"渎"；B项无错；C项"贴"为"帖"，"废"为"费"；D项"液"为"腋"

单项选择题

What’s your earliest childhood memory Can you remember learning to walk Or talk The first time you heard thunder or watched a television program Adults seldom (1) events much earlier than the year or so before entering school, (2) children younger than three or four (3) retain any specific, personal experiences.

A variety of explanations have been (4) by psychologists for this "childhood amnesia". One argues that the hippo-campus; the region of the brain which is (5) for forming memories, does not mature until about the age of two. But the most popular theory (6) that, since adults don’t think like children, they cannot (7) childhood memories. Adults think in words, and their life memories are like stories or (8) one event follows (9) as in a novel or film. But when they search through their mental (10) for early childhood memories to add to this verbal life story, they don’t find any that fit the (11) . It’s like trying to find a Chinese word in an English dictionary.

Now psychologist Annette Simms of the New York State University offers a new (12) for childhood amnesia. She argues that there simply aren’t any early childhood memories to (13) . According to Dr. Simms, children need to learn to use someone else’s spoken description of their personal (14) in order to turn their own short-term, quickly forgotten (15) of them into long-term memories. In other (16) , children have to talk about their experiences and hear others talk about (17) --Mother talking about the afternoon (18) looking for seashells at the beach or Dad asking them about their day at Ocean Park. Without this (19) reinforcement, says Dr. Simms, children cannot form (20) memories of their personal experiences.

Notes: childhood amnesia 儿童失忆症。

19（）

A.habitual

B.verbal

C.unique

D.particular
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单项选择题

在条件相同时增加给料量，振动筛的筛分效率相应（）。

A、降低

B、升高

C、不变
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