单项选择题


Questions 19 to 21 are bused on the conversation you have just heard.

A．The bad manners of cell phone users.
B．The damage to users’ ears.
C．Too much use on little things.
D．Bad effect on others’ ears
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单项选择题
A．They were interested and expressed their thoughts via e-mail.B．They willingly subscribed to her podcast.C．They felt surprised and offered their advice to her podcast.D．They made demands on her podcast.
A．They were interested and expressed their thoughts via e-mail.
B．They willingly subscribed to her podcast.
C．They felt surprised and offered their advice to her podcast.
D．They made demands on her podcast.
单项选择题
A．They cannot be treated.B．Some of them are linked to family genetics.C．For women, colon cancer is the most common.D．A healthy diet can lower the risk of cancer.
A．They cannot be treated.
B．Some of them are linked to family genetics.
C．For women, colon cancer is the most common.
D．A healthy diet can lower the risk of cancer.
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