许多家庭的门上都装有防盗门镜（俗称“猫眼”）。从室内透过防盗_爱下问搜题

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问题单项选择题

许多家庭的门上都装有防盗门镜（俗称“猫眼”）。从室内透过防盗门镜向外看，可以看到来客的正立、缩小的像。由此可以断定，此时防盗门镜的作用相当于一个（）。

A．凸透镜

B．凹透镜

C．三棱镜

D．玻璃砖

答案

参考答案：B

解析：

该题考查的是物理常识。首先排除C、D项，玻璃砖是平面镜，不能将物体变大或者变小；三棱镜只具有折射作用，不会将物体放大或者缩小。凸透镜会产生放大作用，可以做放大镜、老花镜等；凹透镜有缩小作用，一般近视镜是凹透镜。故正确答案为B。

单项选择题 A1/A2型题

头痛，痛处固定，痛如针刺者属于（）

A.心脉痹阻证

B.肝阳上亢证

C.肝火上炎证

D.痰蒙清窍证

E.瘀阻脑络证

完形填空

I was a publishing director and was looking forward to embracing a new day of work, as always，that morning．
I would always turn to the crossword, but that day it didn't 31 I'd been doing it for 30 odd years, but trying to read this one was like treading through syrup（糖浆）: 32 slow and hard． I thought I must be tired． I said to my assistant． The 33 colleague contacted my wife, Beth, and she drove me straight to hospital． There, confirmation came that I'd had a stroke in the part of my brain that 34 communication． I was now in a condition that means it's difficult or 35 to receive and produce language． It was the only time I 36 ．
I was back at home a week later, and my goal was to get better and 37 Work in a couple of months． The way to 38 my language ability was rough． I'd look at simple pictures and try to describe them as my mind 39 round and round in the darkness, looking for words．
As the months passed it became 40 that I wasn't going to be able to go back to my old job． For 25 years, I had 41 myself as a publisher． I was used to a busy day of meetings． I enjoyed colleagues and the 42 I'd had． I didn’t feel ready to say goodbye to my old self． There were times when I felt incredibly 43 ．
In the darkest months, I devoted myself to 44 ． I couldn't manage novels or newspapers, 45 I tried reading poetry, and found the shorter lines less overwhelming． My speech came back, and I learned how to read again, though much more slowly． I also learned the 46 to keep up． I allowed myself to slow down, and started to enjoy it．
47 , I rid of my old skin． I grieved the past, its passing and its absence, and started to 48 it． Now, 10 years later, I look after my grandson a day a week, and my relationship with my family is deeper than ever． If you'd asked me 15 years ago to 49 the importance of the things in my life I might have said work, but now I'm no longer a high-achieving publisher． I'm a 50 man．

B．make any sense

A．temporarily

C．suffers from

D．responds to

A．contribute to

C．straightforward

D．self-evident

C．coincidence

A．keep up with

B．come to terms with

C．get around to