电冰箱是利用电磁波工作的
可见光不属于电磁波
电磁波可以用来传播信息
电磁波在真空中的传播速度是3.0×105 m/s
第1题:
4.48L
11.2L
22.4L
44.8L
第2题:
第3题:
To kill the monster.
To look for the monster.
To catch the monster.
To sell the monster.
第4题:
集体所有制经济
非公有制经济发展
混合所有制经济发展
第5题:
switched
balanced
spared
achieved
第6题:
第7题:
There is no popularity that really counts.
Many parents think that their children are challenging their authority.
It is not necessarily bad for a teenager to disagree with his or her classmates.
Most teenagers are actually doing the same.
第8题:
go
went
am going
was going
第9题:
提高企业职工的最低工资标准
提高城市居民最低生活保障标准
建立企业职工工资正常增长机制
第10题: