牛郎星和织女星分别位于( )
A:大熊星座和天鹅星座
B:天鹰星座和天琴星座
C:仙后星座和小熊星座
D:猎户星座和天琴星座
下列物品中,通常情况下属于绝缘体的是( )
如图,能判断直线AB∥CD的条件是( )
如图是人类性别决定图解,据图回答以下问题:
A. Is the man your father? B. No, I don't.
C. What are you going to be one day? D. What does he do?
E. Who's the man? F. Where does he work?
G. Does your father work in a car factory?
A:Hello. ____
B:Yes, he is my father.
A:____
B:He is an engineer.
B:He works in a car company. He likesdrawing pictures.
A:Do you like drawing pictures?
B:____ I like singing.
B:I'm going to be a singer one day.