微拖动装置的作用是什么？稳定提升容器的转速是多少？
要到微信小程序或APP查看答案哦。
实在点不开答案，可以分享到微信，
在微信里面查看答案。
APP具体操作流程为：
| 如图，由△ABC平移得到的三角形有几个（ ） |
| A.3 B.5 C.7 D.15 |
只列式不计算：
（1）大李叔叔买 * * 中了500万元，按规定应缴纳20%的个人所得税，他实际得到多少万元？
（2）把高是15厘米的圆锥形容器装满水，把这些水全部倒入与它等底等高的圆柱形容器中，水面的高是多潲厘米？
（3）果园里桃树和梨树的棵数的比是3：5，桃树有60棵，果园里桃树和梨树共多少棵？
| 从方框中选择恰当的词或短语并用其正确的形式填空。 | |
| |
| 1. The audience clapped and shouted with ___________________ when the performer appeared. 2. You’d not ___________________ before the bus stops. Otherwise you may be hurt. 3. These days we ___________________ to get good marks in the exams. 4. My friends and I go to museums ___________________ to learn what we can't get from textbooks. 5. I helped Susan with her lessons, for she ___________________ from school for a week. 6. UNICEF ___________________ poor kids in developing countries ___________________ better education. 7. It's ___________________ fro the young to argue with the elderly. 8. If you want to improve your spoken English , you should ___________________ your pronunciation. 9.The lady ___________________ by a young man ___________________ her handbag while she was walking alone. 10. Don't do everything for teenagers. They are wise enough ___________________ their own problems. |
我国现行《宪法》规定，下列中央国家机关中连续任职不得超过两届的有哪些( )
A．中华人民共和国 * *
B．中央军事委员会 * *
C．国务委员
D．最高人民法院副院长
潜水员下潜时必须遵守哪些规定？