A.They are more health-conscious。
B.They are changing their living habits。
C.They get less and less sleep。
D.They know the dangers of lack of sleep。

单项选择题A.They were produced on the assembly line。B.They were built with less costly materials。C.They were modeled after British cars。D.They were made for ordinary use。

单项选择题A.They consumed lots of petrol。B.They took two passengers only。C.They were difficult to drive。D.They often broke down。

单项选择题A.The list of courses studied。B.The full record of scores。C.The references from teachers。D.The personal statement。

单项选择题A.Their weight will go down。B.Their mind function will deteriorate。C.Their work efficiency will decrease。D.Their blood pressure will rise。

单项选择题A.He never knows how to refuse。B.He is always ready to help others。C.His boss has a lot of trust in him。D.His boss has no sense of fairness。

单项选择题A.It poses a challenge to seniors。B.It saves both time and money。C.It is childish and unprofessional。D.It is cool and convenient。

单项选择题A.Talk big。B.Talk at length。C.Gossip a lot。D.Forget herself。

单项选择题A.Put all his complaints in writing。B.Wait and see what happens next。C.Learn to say no when necessary。D.Talk to his boss in person first。

单项选择题A.His workload was much too heavy。B.His immediate boss did not trust him。C.His colleagues often refused to cooperate。D.His salary was too low for his responsibility。

单项选择题A.He thought it was cool。B.He needed the practice。C.He wanted to stay connected with them。D.He had an urgent message to send。