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【判断题】
参加走迷宫游戏,一般策略是首先选择一条路线,沿着这条路线逐步前行,若走出迷宫,则试探成功(问题获解);若走入死胡同,就逐步回退,换别的路线再进行试探。这种方法采用的是穷举法。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Why did the writer cry eventually when she looked at the skirts again?
A.
she suddenly felt very sad.
B.
she liked the ribbons so much.
C.
she was overcome by emotion.
D.
she felt sorry for the woman.
【简答题】触电急救必须分秒必争，立即就地迅速用()进行抢救。
【单选题】Why did the writer do some calculation?
A.
Because he didn’t like Hamlet.
B.
Because he didn’t like the course.
C.
Because he didn’t have the book.
D.
Because he had some questions.
【单选题】Why did the writer cry eventually when she looked at the skirts again?
A.
she suddently felt very sad.
B.
she liked the ribbons so much.
C.
she was overcome by emotion.
D.
she felt sorry for the woman.
【单选题】Why did the writer take part in the experiment?
A.
To sing with his wife.
B.
To find out more about his brain.
C.
To do research for a book about Neanderthal humans.
D.
To investigate the raltionship between singing and brain activity.
【单选题】Why did the writer cry eventually when she looked at the skirts again?
A.
She suddenly felt very sad.
B.
She liked the ribbons so much.
C.
She was overcome by emotion,
D.
She felt sorry for the woman.
【单选题】Why did the writer finally decide to buy three skirts?
A.
The skirts were cheap and pretty.
B.
She liked the patterns on the skirts.
C.
She wanted to do something as compensation.
D.
She was fed up with further bargainning with the woman.
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