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问题 单项选择题

关于膀胱癌的MRI检查，错误的是（）

A．T1WI有利于观察膀胱周围脂肪和邻近器官有无受侵 

B．Gd-DTPA后早期明显强化 

C．Gd-DTPA后能区分淋巴结增生与转移 

D．能显示肿瘤是否侵犯膀胱壁肌层 

E．MRI能较准确对肿瘤进行分期 

答案

参考答案：C

判断题

人民警察义务具有以下特点：人民警察义务主体的普遍性，人民警察义务具有不平等性，人民警察义务直接决定于国家的任用行为。( )
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阅读理解

阅读理解。

Dear Wang Jun, 

    My name is Jack Smith. I come from Ottawa. I'm a schoolboy. I know China is a great (伟大的) country.

I want to make friends with Chinese children. So I must (必须) learn Chinese well first.

    There are eighteen students in my class. They are from five countries. They are learning English here. Three

boys are from France. They speak French. There are two Chinese girls in my class. Now they can speak some

English. One girl's name is Xu Yan. Sometimes (有时) I call her "Miss Yan." You know I'm wrong. You don't

put your family name second. I want to have some Chinese books. Can you help me?

    Please write to me soon. 

                                                                                                                                            Yours, 

                                                                                                                                            Jack Smith

1. Jack is from ______. [ ]

A. Canada

B. Australia

C. the U.S.

D. China

2. The word "schoolboy" here means (意思是) "______". [ ]

A. 保姆

B. 教师

C. 男生

D. 朋友

3. Now the two Chinese girls can speak ______. [ ]

A. only Chinese

B. only English

C. French and Chinese

D. Chinese and English

4. We should (应该) call Xu Yan "______". [ ]

A. Mr. Xu

B. Miss Yan

C. Miss Xu

D. Mrs. Xu

5. In Jack's class, most students can speak ______ language (语言). [ ]

A. one

B. two

C. three

D. four

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