单项选择题

Questions 23 to 25 are bused on the conversation you have just heard.

[A] Ways to determine the age of a fossil. [C] A comparison of two shellfish fossils.
[B] The identity of a fossil the woman found. [D] Plans for a field trip to look for fossils.
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填空题
The levees will be shored up further with clear long-term fate.
单项选择题
[A] He is a teacher of English in Cambridge. [C] He is a consultant to a Scottish company. [B] He is a specialist in computer science. [D] He is a British tourist to China.
[A] He is a teacher of English in Cambridge. [C] He is a consultant to a Scottish company.
[B] He is a specialist in computer science. [D] He is a British tourist to China.
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