C)阅读对话，选择正确的答案。
Mark：Look，Mum! What a pretty fish!
Mum：Where did you get it，Mark?
Mark：Billy caught it in the river. I went to the river to get some water and saw this little fish. Then I told Billy about the fish，and he ran to get his fishnet(渔网). He put the net into the water，and caught the fish. I put it into this glass.
Mum：Well，what will you do with it?
Mark：I will keep it，Mum.
Mum：But，my boy，it will not live in that glass. You should put it back into the river.
Mark：I wish I could keep it. It is so pretty!
Mum：No，Mark，you should put it into the river. A trout(鳟鱼) will not live in warm water.
()1. Who saw the fish first?
A. Mark.
B. Mark's mother.
C. Billy.
()2. How did Billy catch the fish?
A. By hand.
B. By using a net.
C. By using a glass.
()3. What did Mark want to do with the fish?
A. He wanted to give it to Billy.
B. He wanted to keep it.
C. He wanted to put it back into the river.
()4. What do you think will happen next in the dialogue?
A. Mark will put the fish into the river.
B. The trout will change into a big fish.
C. Mark will take care of the fish at home.
()5. Why CAN'T the fish live in the glass?
A. Because the fish can't get food in the glass.
B. Because the water in the glass is dirty.
C. Because the water in the glass is warm for the trout.

1. A
2. B
3. B
4. A
5. C

1. 从对话中Mark的表述“I went to the river to get some water and saw this little fish. Then I told Billy about the fish”，可知Mark最先看到鱼，选A。
2. 根据Mark描述“he ran to get his fishnet. He put the net into the water，and caught the fish”，可知Billy用渔网抓到鱼，选B。
3. 由Mark的话“I will keep it，Mum.”可知他想要留下这条鱼，选B。
4. 妈妈劝说Mark把鱼放回河里，且说明鳟鱼无法在温水中生存，可推测Mark接下来会把鱼放回河里，选A。
5. 根据妈妈的表述“A trout will not live in warm water.”，可知玻璃里的水对鳟鱼来说温度过高，所以鱼不能在玻璃里存活，选C。