The life of a high school student is usu

题型:选择题

问题:

The life of a high school student is usually active, exciting and full of fun, but it ______ be stressful sometimes.

A.must

B.can

C.need

D.should

考点:虚拟语气情态动词
题型:选择题

水是一种重要的自然资源,与人类和生物的生存、工农业生产息息相关,对以下有关水的认识或观点,你认为正确的是______.

A、比热比砂石、干泥土大得多,这是沿海地区温差比内陆地区小的主要原因.

B、水能灭火,但把少量水撒到烧旺的煤炉里面,火焰反而更猛烈,此时水起到催化剂的作用.

C、往自来水中滴入硝酸银溶液,有白色沉淀产生;盛开水的热水瓶底常沉积一层水垢,这些都说明地表水不是纯净物.

D、“水能载舟”是因为水有浮力,物体浸没在水中越深,受到的浮力越大.

题型:选择题

阅读下面短文,按照句子结构的语法性和上下文连贯的要求,在空格处填入一个适当的词或使用括号中词语的正确形式填空。

“At last, no more exams.” It’s a common feeling among high school graduates who have just completed the college entrance examination. What a relief! However, rather than fill the next three months with sleep, eating, and   小题1:   (watch) TV, some students have started working on finding a good choice of foreign college.

Different from those who begin their   小题2:   (apply) for foreign colleges in Senior 2, Li made a late decision on a US education. She began to think about it in Senior 3, but decided not   小题3:   ( give ) up the college entrance exam.    

Li’s classmate Mao Bingxin   小题4:   (consider) studying in Canada after the top exam. She began a TOEFL course on June 11.

He Wei,   小题5:   18-year-old girl who studies at Shenzhen Bao’an High School, isn’t allowing   小题6:  much freedom this summer vacation either, devoting her time to looking for a language school   小题7:   she can study French and some overseas study consulting agencies.

He Wei considers   小题8:   worthwhile spending the summer preparing for college rather than hanging out with friends. “   小题9:   we don’t really know what the future holds for us, we are sure that the better preparations we make   小题10:   it, the more choices we will be given.” she said.

题型:选择题

周女士,头晕乏力半年,手足关节痛3年余,查体双手指5肌肉萎缩,手指向尺侧偏,X线显示关节腔变窄,关节半脱位,血沉380mm/h,此患者最可能的诊断是()。

A.退行性骨关节病

B.类风湿性关节炎

C.先天性关节畸形

D.风湿性关节炎

E.系统性红斑狼疮

题型:选择题

春秋战国时期最重要的儒、道、法三家代表人物是()。

题型:选择题

下列哪项是加剧肾小球硬化的主要因素

A.三高现象
B.中性粒细胞
C.血小板
D.补体
E.内皮细胞

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