问题 单项选择题 共用题干题

患者男性,25岁,右下颌第三磨牙Ⅰ类近中高位阻生,远中无盲袋,X线片示:右下颌第三磨牙近中高位阻生,单个锥形根,近中冠顶于右下颌第二磨牙远中

拔除过程中因疼痛紧张,而出现胸闷、心慌、面色苍白、四肢湿冷、脉快而弱,此情况属于()

A.晕厥

B.肾上腺素反应

C.麻药中毒

D.癔症

E.麻药过敏

答案

参考答案:A

单项选择题 A2型题
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根据短文内容, 从短文后的选项中选出能填入空白处的最佳选项.选项中有两项为多余选项。

     Getting your children to study can be a little like getting them to eat their vegetables.

     __1__ Make a study time and have it at the same time every day.This will help your kids to learn to

schedule their day and will give them a sense of control over how they spend their time.

     Allow them to study in blocks of time, such as for half an hour with a fiveminute break in the middle.

__2__ Ideal(理想的) study times are after dinner or right after school before dinner.

     Never allow your children to study in front of the television, as that will encourage passive activity.

__3__

      You'll also need to help your kids find the right place to study.After you've set up a good study time

for little learners, set up a good place where they can get those creative juices flowing.

     __4__ Make sure there is a table or a desk and a comfortable chair.

     __5__ This includes helping them out with their homework sometimes and being there for them with

the answers to any questions. The input you give your children during study periods will help form a bond

and help make studying enjoyable.

A. Pick a place where your children can study properly.

B. Hold them to the schedule they create for themselves.

C. Finally, spend time with your kids when they're studying.

D. Keep the atmosphere light and offer lots of encouragement, too.

E. Instead, use TV as a treat or a reward when the homework is completed.

F. Try to stop this bad habit by offering some sort of reward.

G. One of the best ways to form good study habits for your kids is to design a schedule that they keep to.