2015年6月英语四级考试已经结束，新东方在线第一时间发布2015年6月英语四级真题及答案，新东方在线老师也将会对英语四级真题及答案进行专业解析。

56、B It will protect them from sunburn

【5折钜惠】四级听力特训班

30h直播精讲，5轮体系化强训，专属小程序伴学！

49元查看

57、A I is ineffecitive in preventing melanomas

58、D Daily application of sunscreen helps reduce the incidence of melanomas

59、C It is not based on sirect observation of the subjects

60、A A Using both covering up and sunscreen.

61、B well-educated people tend to work longer.

62、B A rapid techonological advwnce.

63、A Economic groth will slow down.

64、C Even wealthy people must work longer to live comfortably in retirement .

65、D Skills are highly valued regardless of age.

编辑推荐：

新东方英语四级：https://www.thea.cn/wx1820/

英语四级培训：https://kaoshi.china.com/cet4/wangxiao/

英语四级辅导：https://www.thea.cn/wx1820/