患者的觉醒水平、注意力、定向力、知觉、情感等发生极大紊乱，伴

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问题单项选择题

患者的觉醒水平、注意力、定向力、知觉、情感等发生极大紊乱，伴激惹、恐怖、幻觉等，并有时嗜睡有时清醒，这种意识状态称为（）

A.昏迷

B.昏睡

C.谵妄

D.嗜睡

E.模糊

答案

参考答案：C

填空题

用括号内所给单词的适当形式填空。

1. There used to ______ (be) a cinema here, didn't there?

2. I'm still afraid of ______ (go) out alone at night.

3. The trees should ______ (water) very often.

4. The Internet makes our life ______ (easy) than ever before.

5. Mary wants to get her ears ______ (pierce).

6. Doing sports is good for your _______ (healthy).

7. He has been ______ (die) for five years.

8. The boy lay on the ground and soon fell ______. (sleep)

9. The singer performed ______. (beautiful)

10. ______ (lucky), he failed in the English exam.

解答题

甲、乙两人沿一个圆形的操场的边散步，从同一地点出发，背向而行，甲每分钟走40米．乙每分钟走38.5米，4分钟相遇，这个操场的直径是多少米？