It is announced that________$20,000 rewa

题型:选择题

问题:

It is announced that________$20,000 reward will be offered for ________ return of the stolen sculpture.

A.a; the

B./; the

C.a; a

D./; a

考点:不定冠词定冠词零冠词
题型:选择题

The nurse is teaching a client with a history of atherosclerosis. To decrease the risk of atherosclerosis, the nurse should encourage the client to

A. avoid focusing on his weight.
B. increase his activity level.
C. follow a regular diet.
D. continue leading a high-stress lifestyl

题型:选择题

假设线性表的长度为n,则在最坏情况下,冒泡排序需要的比较次数为______。

A.10g2n

B.n2

C.O(n1.5)

D.n(n-1)/2

题型:选择题

下列关于密码说法不正确的是( )。

A.所有加密算法都建立在两个通用原则之上:置换和易位

B.最古老的易位密码是恺撒密码

C.置换是将明文的每个元素映射成其他元素

D.易位密码不隐藏明文字母

题型:选择题

根据汉语提示完成下列句子。

1. 那将是学英的一种有效的方法。

    That would _            an efficient way _            _______ English well.

2. 他们每周都去一次英语角。

    They all go to the English Corner _______ a _______.

3. 在假期里,我通过阅读学到了许多东西。

    _______ the holiday, I have learnt a lot _______ reading.

4. 他对快餐很感兴趣。

    He is very _______ in the _______ food.

5. 学生应该被允许使用英英字典。

    The students should                allowed                _______ the English-English dictionary.

题型:选择题

二维超声诊断冠状动脉性心脏病的主要依据是()

A.室壁不均匀性增厚

B.室壁运动幅度普遍降低

C.室壁运动幅度普遍增强

D.左心室内径增大

E.左心室壁节段性运动异常

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