下列关于尿量监测的描述正确的是（） A.可评估血容量是否正常 B.可评估体外循环

根据句意及汉语提示完成下列句子

1. My little sister likes __________（跳舞）.And she can dance very well.

2. —Can your brother_________（画画）?  

    —Yes, he can.

3. I like English. I want to__________（加入）the English club.

4. Little Tom can play________（象棋）very well.

5. If you can__________（说）English well, you can have the English speech contest.

写单词。

1. Can you name the four great ___________(发明) of China?

2. About ten ___________(百分之) packaging is plastic.

3. The Rocky ___________(山脉；山峰) are the biggest ones in North America.

4. ___________(地理) is the study of the world's places.

5. We ___________(成功) to have the broken bike repaired well. We are very happy.

6. Maybe in the future all the cars, buses will be ___________(电的)

7. We use wood from trees to build houses and ___________(家具)

8. The rose is one of the ___________(漂亮) plants in the world.

9. Let's do the ___________(试验) and see what happens.

10. ___________(保护) the environment is everyone's duty.

关于重力，以下说法中，正确的是（　　）

A．物体只有静止时，才受到重力的作用

B．重力的方向一定垂直于平面

C．重力的方向一定竖直向下

D．物体在同一地点不论静止还是运动，受到的重力都是一样的

腰椎滑脱手术治疗的指征包括（）.

A.经功能训练和制动后腰部和下肢疼痛症状无明显改善或症状复发者

B.出现马尾神经受压症状或神经损害进展性加重者

C.生长发育期的儿童患者，滑脱程度＞40%

D.成年患者，滑脱程度＞50%

E.退变性滑脱，滑脱程度＞20%

郑观应曾作出了这样的论述，“西人立国，……育才于学堂，论政于议院……

此其体也。……中国遗其体而求其用，无论竭蹶趋步，常不相及”。其论述

A．指出了学习西方的重要性

B．揭示了洋务运动对中国近代化的推动作用

C．触及了洋务运动的局限性

D．反映了知识阶层改造传统思想的迫切愿望