橡木桶在葡萄酒陈酿中的作用？哪些葡萄酒不适合橡木桶陈酿？

阅读表达。

     Sally was fourteen. She studied in a middle school. She liked dancing and singing and spent a lot of

time on them. But she hated math and even decided to give it up.Her father was anxious (焦虑) about it.

     It was Sunday. ①Sally's father called to his sister who taught math in another school. He hoped she

would come and tell his daughter how to learn math.The woman came and said, "You are a clever girl,

Sally. I'm sure you will soon learn math well if you do your best."

     "I'm afraid I can't, Aunt," said Sally. ②"Girls can't be good at math."

     "I don't think so," said the woman. "I was good at it when I was a girl. You must do more exercises

and try different ways to practice ③ ______ (do) math problems until you work them out or at least

understand them better. Here is a math problem. ④Please think it over and see if you can work it out."

     "OK." said the girl. "Let me try."

     About an hour later Sally took the exercise book to her aunt and said, "I've tried several times and

worked out the problem at last!"

     "Well done!" her aunt looked at her answer and said happily, "Now you see, math is not as difficult

as you thought."

1. 将划线②部分改为同义句

    Girl can't                                     math.

2. How old was Sally?

3. 将划线①部分译为汉语

4. 用所给词的适当形式填在③处的横线上 

5. 将划线④部分译成汉语

急性呼吸衰竭为小儿时期常见急症之一，对急性呼吸衰竭患儿的护理措施中，下列哪项不妥（）

A．密切观察病情变化

B．遵医嘱给予氧气吸入

C．让患儿取半卧位或坐卧位

D．不断吸痰以保持呼吸道通畅

E．立即将患儿送入监护室

阿托品治疗有机磷杀虫药中毒时，无法缓解的临床表现是

A．呼吸困难

B．肌束震颤

C．流涎

D．腹痛

E．多汗

数据库三级模式体系结构的划分，有利于保持数据库的 【4】 。

常见的家蚕传染病中的病毒病有（），（），血液型脓病。