为了节约用电和使用方便,我们教室的六盏灯要用三个开关控制,一个开关控制两盏灯,请设计符合要求的电路,在方框中画出电路图.
用与划线单词相反或相对应的词填空
1. This jacket is __________. I want a long one.
2. Do you like __________ and white clothes?
3. The red hat is too big. Do you have a __________ one?
4. The clothes store sells many great clothes. We can __________ them here.
5. Tina, can you __________ here? I can't go to the store.
下列历史事件按时间的先后顺序排列正确的是()
①朝鲜战争爆发②巴勒斯坦战争爆发③海湾战争爆发④第三次中东战争爆发
A.①②③④
B.①②④③
C.②①④③
D.②①③④