单项选择题

Questions 11 to 18 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。

A.To return the ticket.
B.To check the ticket.
C.To book the ticket.
D.To change the ticket.
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单项选择题
A.He no longer believes short-range forecasts.B.He is so fascinated that he decides to study meteorology.C.He realizes that there is some value in long-range forecasting.D.He decides to change his forecast.
A.He no longer believes short-range forecasts.
B.He is so fascinated that he decides to study meteorology.
C.He realizes that there is some value in long-range forecasting.
D.He decides to change his forecast.
单项选择题
A.After he left St. Mary’s Hospital, Fleming joined his brother in his practice.B.In 1928, Fleming produced pure penicillin in quantity.C.Fleming began his medical training at the age of twenty.D.Fleming got the Nobel Prize for medicine in 1954.
A.After he left St. Mary’s Hospital, Fleming joined his brother in his practice.
B.In 1928, Fleming produced pure penicillin in quantity.
C.Fleming began his medical training at the age of twenty.
D.Fleming got the Nobel Prize for medicine in 1954.
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