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问题 单项选择题

自我应用人数最多的氟化物防龋措施是

A．饮水加氟
B．含氟牙膏
C．牛奶加氟
D．口服氟片
E．氟凝胶

答案

参考答案：B

解析：自我应用人数最多的氟化物防龋措施是含氟牙膏，应用人数最多的氟化物防龋措施是饮水加氟。

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If interested send a photo and your
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Tele：88867356
Applicants must have at least
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UK，USA，CAN，AUS，NZ．
    Production assistant wanted
——Fluent English speaker
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——Background in the industry
——Excellent computer skills
Please drop us your CV to the
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click on the link below to see our
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http：／／www．brightshadowfilms,com／QTVR．html
hr@brightshadowfilms．com
Tele：88822357
    Teacher Wanted
We want to find a teacher with
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1．Native English speaker who comes
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2．  Rich Experience in teaching
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3．Good computer skills
If you are interested in the
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Now  we  are looking  for  a
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61．If you are a native English speaker from New Zealand and want a teaching job，
you may contact_______．
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C：hr@brightshadowfilms．com                       D．americanenglishacademy@gmail．com
62．Which of the following jobs pays most attention to organizing?
A．An English teacher．                                   B．A program coordinator．
C．A production assistant．                               D．A branch director．
63．If you are a non-native English speaker with great skills in computer，which of the following telephones may interest you?
A．86(021)63222995．    B．13661641372．   C．88822357．       D．88867356．
64. If you know nothing about computer, you can telephone which number?
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单项选择题

当把备用襟翼预位电门扳到ARM（预位）时，以下哪种情况不会发生（）.

A.襟翼旁通活门移动到旁通位

B.备用液压系统电动泵开始工作

C.电源接通到备用襟翼控制电门

D.后缘襟翼PDU开始工作
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