单项选择题

Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.Now, listen to the passage.
The speaker in the talk recommends（）

A．two locks for an expensive bike
B．a good lock for an expensive bike
C．cheap locks for cheap bikes
D．good locks for cheap bikes

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单项选择题

A．Conversation class.
B．Writing skills class.
C．Examination skills class.
D．All of the three courses.

单项选择题

A．Essex
B．Edinburgh
C．London
D．the U. S.

Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.Now, listen to the passage. The speaker in the talk recommends（） 您的浏览器不支持 audio 元素。