单项选择题

A．There was a bomb scare.
B．There was a terrorist attack.
C．A fire alarm was set off by mistake.
D．50 pounds of explosives were found.
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单项选择题
A．The man shouldn’t hesitate to take the course. B．The man should talk with the professor first. C．The course isn’t open to undergraduates. D．The course will require a lot of reading.
A．The man shouldn’t hesitate to take the course.
B．The man should talk with the professor first.
C．The course isn’t open to undergraduates.
D．The course will require a lot of reading.
单项选择题
A．She can help the man take care of the plants. B．Most plants grow better in direct sunlight. C．The plants need to be watered frequently. D．The plants should be placed in a shady spot.
A．She can help the man take care of the plants.
B．Most plants grow better in direct sunlight.
C．The plants need to be watered frequently.
D．The plants should be placed in a shady spot.
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