问题 翻译题

完成句子

1 .It was only after he had spent several nights experimenting ________________( 他决定)

to write to Dr Williams to find out if he was wasting his time.(decide)

2.According to a recent survey,a growing number of people express a strong desire

________________(从事另外一份工作的)in order to get more money to support

their family.(take)

3.We desire that ________________(给予帮助)to the local villagers immediate who

have been trapped by the flood.(give)

4.________________(解雇) by one company doesn’t necessarily mean that you have

no way out to support yourself.(lay)

5.With the world changing fast,we have ________________(要处理的新事物)all

by ourselves every day.(deal)

6.Wally,________________(在护士的陪伴下),was flown directly to a hospital for

more intensive treatment.(accompany)

7. ________________(油漆成红色),the building stands out among the rest and looks

very attractive. (paint)

8.Listen! The head teacher along with the students ________________(受批评) in the

next room by the headmaster.(criticize)

9.No wonder you are being scolded by Mom;you were out playing football when you

__________(应该学习).(ought)

10.Had little Tommy taken more care of himself,he ________________(不会病倒)

last night.(fall)

答案

1. that he decided    2.to take another job    3.help(should)be given    4.Being laid off

5.something new to deal with    6.(who was)accompanied by the nurse    7.Painted red

8.is being criticized    9.ought to have been studying    10.wouldn’t have fallen ill

答案不唯一.

填空题

过碳酸钠(2Na2CO3·3H2O2)是一种新型高效固体漂白杀菌剂,它具有无臭、无毒、无污染的特点,被大量应用于洗涤、印染、纺织、造纸、医药卫生等领域中。依托纯碱厂制备过碳酸钠可降低生产成本,其生产流程如下:

试回答下列问题:

(1)过碳酸钠溶于水后所得溶液一定显               (“酸性”、“碱性”或“中性”)。

(2)操作①需要的玻璃仪器有                                    (填写仪器名称)。

(3)工业纯碱中常含有少量NaCl,某校化学课外活动小组设计如图所示装置,测定工业纯碱中Na2CO3的含量。

①要检验工业纯碱中杂质的存在,最好选用下列试剂中的          (选填序号)。

a.氢氧化钡溶液  b.稀硝酸  c.硫氰化钾溶液  d.硝酸银溶液

②检验装置B气密性的方法是:塞紧带长颈漏斗的三孔橡胶塞,夹紧弹簧夹后,从漏斗注入一定量的水,使漏斗内的水面高于瓶内的水面,停止加水后,若                 ,说明装置不漏气。

③装置A的作用是                ,装置C中的试剂为               

④某同学认为在D装置后应再连接E装置(装有适当试剂),你认为是否必要?    

(选填“必要”或“不必要”),判断的理由是                                          

多项选择题 案例分析题