公猫，5岁，未去势，反复发生阴茎远端 * * 阻塞，膀胱充满，

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问题单项选择题

公猫，5岁，未去势，反复发生阴茎远端 * * 阻塞，膀胱充满，龟头部肿胀，尿不能排出，实施 * * 造口术，应（）（1340-2）

A、环绕阴囊到包皮周围做一椭圆形皮肤切口

B、在阴囊基部做一椭圆形皮肤切口

C、在阴囊底部做椭圆形切口，切除底部的阴囊壁

D、在包皮周围做一椭圆形皮肤切口

E、在阴囊前方做一椭圆形皮肤切口

答案

参考答案：A

句型转换

句型转换。

1. "You can't smoke any more", the doctor. said to him.(改间接引语)

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2. We should water the flowers every four hours.(改被动语态)

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3. I was cooking. My mother came back home.(when 连成一句)

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4. The book is very old. Its cover is red.(whose连句)

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5. He was ill yesterday. He went on working as usual.(though连句)

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6. Mrs Morison can sing very well. Mrs Morison is very ______ ______ singing.

7. Jim doesn't have to do the housework. Mary doesn't, either.

______ Jim ______ Mary ______ to do the housework.

8. She had nothing for supper, ______ ______?(反意疑问句)

9. He's worked in the shop for two years?(提问)

______ ______ has he worked in the shop?

10. How many people are there in India?

______ ______ ______ of India?

实验题

探究“摩擦力的大小与什么因素有关”的实验中。同学们提出了以下几种猜想：

A．与物体的重力大小有关；

B．与物体运动的速度大小有关；

C．与物体间的接触面积大小有关；

D．与物体间接触面的粗糙程度有关。小明同学首先在水平放置的木板上用弹簧测力计匀速拉动木块进行三次实验，实验数据如下表所示，然后做如图所示的实验。

（1）上表中数据可以验证猜想的正确与否。（填序号）

（2）实验中要匀速拉动木块的原因是：。

（3）比较甲、乙两图实验情景，可得结论是。

（4）比较甲、丙两图实验情景，可得结论是。