题目内容

Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now listen to the passage. The first permanent picture was made by using_________

A. special paper
B. silver salt
C. common salt
D. a special metal

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简要说明解决问题的阶段。

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Questions 1 to 4 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. How often is the bus scheduled to pass their stop

A. Every 21 minutes.
B. Every hour.
C. Every 30 minutes.
D. Every 9 minutes.

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联系实际，论述循序渐进的教学原则。

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Questions 1 to 4 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What can we infer about the woman

A. She once lived in a warm place.
B. She longed to live in a tropical place.
C. She is impatient as the bus still fails to show up.
D. She is new in town and likes the climate.

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Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now listen to the passage. The first permanent picture was made by using_________

A. special paper B. silver salt C. common salt D. a special metal

简要说明解决问题的阶段。

Questions 1 to 4 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. How often is the bus scheduled to pass their stop

联系实际，论述循序渐进的教学原则。

Questions 1 to 4 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What can we infer about the woman

A. special paper
B. silver salt
C. common salt
D. a special metal