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4．Why did Mum go to see Dagmar in the hospital?
A．To give her some messages about Dad. B．To make sure her room was clean.
C．To check that she was still there. D．To find out how she was.
5．Which of the following words best describes Mum?
A．polite B．patient C．changeable D．clever
二、完形填空题
Washoe is a young chimpanzee（黑猩猩）. She is no（1）chimpanzee, though. Scientists are doing research（2）her. They want to see how civilized （驯化） she can（3）. Already she can do many things a human being does.
For example, she has been learning how to exchange（4）with people. The scientists are teaching her（5）language. When she wants to be picked（6）, Washoe points up with one finger. She rubs her teeth with her finger（7）she wants to brush her teeth. This is done after every meal.
Washoe has also been（8）to find answers to problems. Once she was put in a（9）with food hanging from the ceiling. It was too high to（10）. After she considered the（11）, she got a tall box to（12）. The food was still too high to be reached. Washoe found a（13）pole. Then she climbed onto the（14）, grasped（抓取）the pole, and（ 上一页 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] ... 下一页 >> | 
