![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
The hole made in the roof of the igloo is ______.A.for smoke or smell to got outB.for Eski
The hole made in the roof of the igloo is ______.
A.for smoke or smell to got out
B.for Eskimos to go out and come back
C.for people to go hunting
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
The hole made in the roof of the igloo is ______.
A.for smoke or smell to got out
B.for Eskimos to go out and come back
C.for people to go hunting
Which of the following are true of the first metal coins?
A.They were made of copper.
B.They were made of paper.
C.They were square but with a round hole in the center.
D.They were round but with a square hole in the center.
The scientists made the deduction that the Iceman
A.was probably in some kind of a battle.
B.was hit in the shoulder by an arrowhead.
C.had got a wound on the back of his head.
D.had a tiny hole in his skin causing his death.
A.on which
B.at which
C.through which
D.in which
A.He moved the thread away from the needle.
B.He used spears instead of needle.
C.He tried to get the thread to run around the needle.
D.He made a small hole in the center of the needle.
The scientists made the deduction that the Iceman
A.was probably in some kind of a battle.
B.was hit in the shoulder by an arrowhead.
C.had got a wound on the back of his head.
D.had a tiny hole in his skin causing his death.
How did the farmer make money?
A.He worked on his farm and grew things.
B.He made money from pulling cars out of the hole.
C.He made money from filling the hole with water.
Paragraph 2 __________ 查看材料
A.Is there proof that black holes really exist?
B.What are different types of black holes?
C.How are black holes formed?
D.How were black holes named?
E.What happens to the objects around a black hole?
F.What are black holes made of ?
Paragraph 4 __________ 查看材料
A.Is there proof that black holes really exist?
B.What are different types of black holes?
C.How are black holes formed?
D.How were black holes named?
E.What happens to the objects around a black hole?
F.What are black holes made of ?
Paragraph 3 __________ 查看材料
A.Is there proof that black holes really exist?
B.What are different types of black holes?
C.How are black holes formed?
D.How were black holes named?
E.What happens to the objects around a black hole?
F.What are black holes made of ?