有关哮喘的实验室检查哪项可能错误()A．发作时嗜酸性粒细胞数可

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问题单项选择题

有关哮喘的实验室检查哪项可能错误()

A．发作时嗜酸性粒细胞数可增高

B．痰液检查可见较多嗜酸性粒细胞、尖棱结晶和透明的哮喘珠

C．发作时呼吸功能检查有关呼吸流速的全部指标均显著下降

D．胸部X线检查双肺透亮度增加

E．血气分析均有缺氧和PaCO2降低

答案

参考答案：E

听力题

用所给动词的适当形式填空

小题1:Look, there are so many people over there. What ____(happen)?

小题2:It’s seven in the morning. It’s time for us ____(go) to school.

小题3:Look at the clouds in the sky. I think it ____(rain).

小题4:___(be) everyone here? Yes, Let’s ___(start) now.

小题5:He ___(be) be fifty years old next month. But he ___(look) so young.

小题6:Teachers’ Day ___(come) . And we ___(plan) to buy some flowers for Mrs. Li.

小题7:My mother usually ____(shop) for food on Sundays.

填空题

请选用H、C、O、S中的元素写出符合下列要求的物质的化学式：能燃烧的气体；可形成酸雨的物质。