A.Parents increasing children's language development. B.Reading techniques being simple. C.Parents reading to children. D.Children's intelligence development.
单项选择题According to the article, given 500 adult Americans,()people will have a weight problem .
A.30 B.50 C.100 D.150
单项选择题Is there any scientific evidence to support that eating too much is the cause of a weight problem ()
A.Yes, there is plenty of evidence. B.Of course, there is some evidence to show this is true. C.There is hardly any scientific evidence to support this. D.We don't know because the information is not given.