The passage argues that
A) ulcers are related to genes.
B) ulcers are related to lifestyle.
C) ulcers appear in men and women.
D) ulcers are caused by pylori infection.
参考答案:
答案解析:
Children are more likely to be maltreated if they
Children are more likely to be maltreated if theyA.cry a lot. B.are not good-loo