赞题库-背景图
单项选择题

Passage One
Questions 26 to 29 are based on the passage you have just heard.

A. To ensure the warmth of the earth.
B. To shield the heat from the sun.
C. To keep the average temperature around-18℃.
D. To ensure the clearness of the earth’s atmosphere.
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热门试题

单项选择题A. Go out to eat when the museum closes.B. Check if the museum cafeteria is open.C. Leave the museum temporarily.D. Meet each other later in the day.

A. Go out to eat when the museum closes.
B. Check if the museum cafeteria is open.
C. Leave the museum temporarily.
D. Meet each other later in the day.

单项选择题A. She works as a receptionist in a hotel.B. She is a secretary in an office.C. She works at the front desk of a company.D. She has a position at a travel agency.

A. She works as a receptionist in a hotel.
B. She is a secretary in an office.
C. She works at the front desk of a company.
D. She has a position at a travel agency.