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刷刷题刷刷变学霸
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【单选题】据统计,家长每天吸烟十支以上的家庭的儿童,比不吸烟的家庭的儿童平均矮0.65厘米;而家长每天吸烟十支以下的家庭的儿童,比不吸烟的家庭的儿童平均矮0.45厘米。 由此可以推测( )。

A.
儿童被动吸烟,会影响到身体的生长发育
B.
儿童的身高取决于家长是否有抽烟的习惯
C.
抽烟较凶的家长,缺乏对孩子足够的关爱,严重影响到儿童的成长
D.
家长抽烟,会给孩子带来示范作用,孩子偷偷地抽烟,因而影响到长个子

【单选题】Questions 6 & 7 are based on the following news from the BBC. At the end of the news item, you will be given 10 seconds to answer each question. Now listen to the news. How did the dog help rescue...

A.
It helped rescue this baby by attracting people’s attention by barking.
B.
It helped rescue this baby by pulling the body to safety.
C.
It helped rescue this baby by comforting the baby until help came.
D.
It helped rescue this baby by waking up the baby by ringing the bell.