问题
填空题
1900年，八国联军侵华，清政府被迫签订___________，这是鸦片战争以来最严重的不平等条约。
答案
《辛丑条约》
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1900年，八国联军侵华，清政府被迫签订___________，这是鸦片战争以来最严重的不平等条约。
《辛丑条约》
| 阅读下面短文，请根据题目要求，从短文内容中获取必要的信息，填在标号为1-5的空格中。 | |||||||||||||||
| Different countries and people have different manners. Here are some examples. If you visit a Chinese family. You should knock at the door first. When the door opens, you should not move before the host says "Come in, please." Before coming into the house in Japan, it is good manners to take off your shoes. In European countries, even if your shoes are very dirty, this is not done. In Britain, a guest always finishes the drink or the food to show that he enjoys it. This will make the host very pleased. | |||||||||||||||
|
时（T为交流的周期），原线圈中的电流瞬时值为0.03A．变压器的原、副线圈的匝数比为（ ）
：3