3. 无( )

9. Leadership is all about getting people to give their best,helping them to grow to their fullest potential, and motivating them to work toward a common goal.Leaders make the right things happen when they＇re supposed to. A good leader, an effective leader,is one who has respect for others. A leader who has respect for other people will find that respect is returned.And all concerned will be motivated to work together.

16. 无( )

A. 　 Why windows can cause airplanes to crash.

B. 　 Why the windows on airplanes are round.

C. 　 Why windows in the home are rectangular.

D. 　 Why airplane windows used to be rectangular.

14. 无( )

A. 　 They can make us happy.

B. 　 They can promote our image.

C. 　 They are not necessary.

D. 　 They are what we need.

6. 无( )

A. 　 Selling newspapers at her stand.

B. 　 Standing on the street corner.

C. 　 Walking on the street.

D. 　 Gardening in her front yard.

1、Why do friendships end? The author offers some( ) into the question. Friendships end because the situations friends are in ( )These changes can＇t help but ( ) a friendship. Next, the friends ( ) may change. The breakups can be ( )or one-sided. It hurts less when ( ) friends change. What tends to( ) most is when just one friend changes. A third reason is that as much as two people might want a friendship to survive, one or both of them might ( ) neglect it. Lastly,( ) can cause the endof a friendship, since most friendships have breaking( )under pressure.

1. 无( )

A. 　 She woke up with a British accent after a jaw surgery (正颌手术).

B. 　 She can tell a story in three differert foreign languages.

C. 　 She feels more comfortable with a British accent.

D. 　 She had her abilitly to speak recovered surgically.

1、Unit5中国众多的河流和湖泊提供了充足和可靠的水供应。但由于高速的经济发展,饮用水源头大多已遭到污染。全国水资源分布不均,而且据预测,2030年中国人口将达16亿。水资源稀缺将不可避免地成为重大关切。南水北调工程(the South-North Water Transfer Project)已开始从长江输水至山东省。水利部在十三五规划中突出了水安全(security)对于国家安全的战略意义,并将加大力度保护水资源和恢复水生态系统。

1.无( )

A. 　 She has supported a big family.

B. 　 She has never had any disease all her life.

C. 　 She has survived many wars and disasters.

D. 　 She has lived for much longer than a century.

2. 无( )

A. 　 Vegetables.

B. 　 Fruit.

C. 　 Eggs.

D. 　 Cakes.

6. 无( )

A. 　 He was a soldier before he went to high school.

B. 　 He spent his high school life in his hometown.

C. 　 He spent eight years in a public school.

D. 　 He went to a military school in his hometown.