It's too late to go out now and _____, i

题型:选择题

问题:

It's too late to go out now and _____, it's starting to rain. [ ]

A. though

B. besides

C. however

D. instead

考点:副词
题型:选择题

可用浓茶代替的洗胃液是( )。

A.高锰酸钾液
B.药用炭、鞣酸、氧化镁的混合液
C.过氧化氢水溶液D.生q理盐水
E.鞣酸溶液

题型:选择题

护士小张用紫外线灯为某病室进行空气消毒。

该病室湿度为70%,为保证良好的消毒效果,小张应()

A.更换紫外线灯管

B.延长消毒时间

C.缩短消毒时间

D.降低室内温度

E.增高室内温度

题型:选择题

心前区捶击复律在心搏骤停多长时间内效果好,有时可复律

A.3.5分钟内

B.3分钟内

C.2.5分钟内

D.2分钟内

E.1.5分钟内

题型:选择题

目前对于一个中等大小、位于非功能区的、有症状的、浅表的幕上动静脉畸形,最理想的治疗方法是()

A.动静脉畸形切除术

B.放射外科手术

C.栓塞术

D.供血动脉夹闭术

E.观察

题型:选择题


Directions: For each blank in the following passage, there are four choices marked A, B, C and D. Choose the one that is most suitable and write down the corresponding letter.

What do we mean by a perfect English pronunciation In one sense there are as many different kinds of English as there are speakers of it. (21) two speakers speak in exactly the same (22) . We can always hear differences (23) them, and the pronunciation of English (24) a great deal in different geographical (25) . How do we decide what sort of English to use as a (26) This is not a question that can be (27) in the same way for all foreign learners of English. (28) you live in a part of the world like India or West Africa, where there is a long (29) of speaking English for general communication purposes, you should tend to acquire a good variety of the pronunciation of this area. It would be a (30) in these circumstances to use as a model BBC English or (31) of the sort. On the other hand, if you live in a country (32) there is no traditional use of English, you must take (33) your model some form of practical English pronunciation. It does not care very much which form you choose. The most (34) way is to take as your model the sort of English you can (35) most often.

A.listen

B.hear

C.notice

D.find

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