单项选择题

The author suggested that Mrs. Alien try some ways______.

A．to train her son's hearing memory
B．to make use of her son's natural senses
C．to make good use of what her son heard
D．to understand the trouble in which her son was involved

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热门试题

单项选择题

In the fourth paragraph, the underlined word incredulous means______.

A．unbelieving
B．believable
C．believing
D．incredibly

单项选择题

It is implied in the selection that the tiny bits of dust are______.

A．to prove that a criminal has been on the scene of the crime
B．to prove that a criminal has not been on the scene of the crime
C．to tell the detective what a criminal has done lately
D．to show the detective a criminal's nose and his ears