容易发生出血性梗死的器官是（） A.心脏 B.肾脏 C.脑 D.肺 E.肝脏

肝硬化门静脉高压症最具诊断价值的表现是（）

A.腹水

B.脾大，脾功能亢进

C.腹壁静脉曲张

D.食管下段、胃底静脉曲张

E.黄疸

按要求完成句子,每空一词,含缩略词.

1. My aunt lives in Chongqing. ( 对划线部分提问)

                          your aunt live?

2. His pen pal isn't from Japan. (同义句)

    His pen pal                       from Japan.

3. There aren't hotels near here.(变成单数)

    There                      hotel near here.

4. Is there a park near the school? (做否定回答)

    No,                     .

5. My father can speak English. (对划线部分提问)

                                  can your father speak?

劳动法律关系的种类？

防止粉尘造成职业危害，应从生产中减少产尘量入手。

齿轮电梯不适用于（）速电梯。

A、低

B、快

C、高