单项选择题
W: What is it like outside today M: It’s clear and sunny but cold. W: I’d better wear my heavy jacket. M: That’s a good idea.
A.Her dresses. B.Her coat. C.Her jacket.
A.A librarian. B.A professor. C.A researcher.
A.How to select a good umbrella. B.How to treat minor aches and pains. C.How to predict the weather.