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问题 选择题

用钢条的一端去接近小磁针，如果小磁针被吸引过来，则：[ ]

A.钢条肯定有磁性

B.钢条肯定没磁性

C.钢条可能有磁性

D.以上说法都不对

答案

答案：C

题目分析：
小磁针与钢铁相吸引，异名磁极也相吸引．
解：小磁针被吸引过来，可能是钢条与小磁针的一端是异名磁极相互吸引，也可能是钢铁与磁体相互吸引，所以钢条可能带磁性，也可能不带磁性．
故选：C．
填空题

Part 4


Questions 26-45


·Read the following passage and choose the best word for each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.
During the past ten years (26) attention has been given to "telling it like it is". My impression is that this devotion to (27) one’s mind has more often led to hurt feelings and ruined relationships than (28) great joy.
I think we generally agree that never expressing real feelings and (29) all less-than-lovely thoughts about each other always leads to constructive communication. It’s a great (30) to allow ourselves to admit our human weaknesses and pursue more honest relationships with others. (31) we need to keep a balance between telling it all and telling nothing.
Recently I received a letter from a mother who had been (32) by her son to attend a weekend meeting with him. Under pressure from the group, her defenses cracked and she heard herself (33) her son for the first time that he (34) an accident—that she hadn’t been planning to have a child. He (35) told her that he couldn’t recall a single day in his childhood that he’d been happy. We cried and (36) ; I thought telling the truth had been good for us. But the trouble is, it wasn’t the whole truth. By the time Tommy was born I did want him, and at (37) he was happy. Ever since that day, we (38) . by some terrible feelings we exchanged. I must admit I’ve (39) the conclusion that some things are better left uncovered. Honesty is a fine policy, but we need a new sense of (40) . Disclosing is not a solution to every problem (41) even an end in itself. It’s useful under some circumstances and terribly hurtful under (42) . It’s a good idea, I think, to bite your (43) for ten or fifteen minutes before saying what’s (44) your mind. Try to decide whether it’s going to open up new and better ways of communication or (45) wounds that may never heal.

A．Moreover

B．Meanwhile

C．And

D．But
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多项选择题 共用题干题

2岁男孩，因"发热、咳嗽、呼吸急促9天，加重伴嗜睡及呼吸困难2天"入院。曾在当地诊断"支气管炎"用"青霉素"治疗4天，无好转，发热、咳嗽加重，并出现呼吸急促及唇周发绀，住院治疗，拍胸片示肺炎，予"头孢曲松"及对症治疗5天，发热程度加重，咳嗽无痰，精神萎靡，食欲差，嗜睡、抽搐2次，约持续1分钟，抽搐后神智清，但嗜睡加重。

胸片提示：肺门淋巴结明显肿大，双肺广泛粟粒状小结节影，PPD（+++），确诊结核性脑膜炎。以下治疗正确的是（）。

A.抗结核治疗

B.减轻脑水肿

C.应用糖皮质激素

D.应用维生素K

E.应用抗生素

F.应用强心剂
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