4. It can be inferred from the passage that when the author was a child, he .

　　A.liked the foods he had

　　B.got a lot of pocket money

　　C.was spoiled by his parents

　　D.was scolded if he misbehaved

　　5. “Personality transformation” in the author’s parents means that they .

　　A.have turned into loving parents

　　B.have become strict parents

　　C.no longer care for the author

　　D.used to believe in discipline for children

　　答案解析：

　　1. B。根据文章第二段中的“These two people … become crazy consumers.”可知，作者对父母的这种变化感到很吃惊。故答案为B。

　　2. A。根据文章第三段中的“The kids love all the sweets, and when the sugar raises their energy levels …”可以看出，糖果给孩子们增加能量。故答案为A。

　　3. A。在文章中，选项B、C、D都能找到对应的地方，只有选项A中提到的“孩子们很有礼貌”没有讲到。故答案为A。

　　4. D。从最后一段中的一系列对比中我们可以了解到，作者的父母过于偏爱孙子和孙女，而过去管教子女是很严厉的。故答案为D。

　　5. D。根据最后一段中的“… seem to forget all of the responsibility lectures I so often hear in my daily life.”可知，作者的父母曾经很赞成那些责任教育。故答案为D。