22、
A.Her teacher watches many history documentaries to help remember.
B.The woman reviews the dates frequently whenever she has time.
C.The woman reads the dates aloud every morning.
D.The woman uses a memory skill called mindmap that her teacher shares with her.
23、 听音频，回答下列问题：
A.To bide his time to get it.
B.To try to get it and make his own luck.
C.To prepare for it until the opportunity comes.
D.To make money as hard as possible to buy it.
24、
A.Those who want to win in a horse race.
B.Those who are retired and are still taking part in competitions.
C.Those who always take part in competitions during their spare time.
D.Those who take part in all sorts of competitions with great enthusiasm.
25、
A.To win and to be rewarded with a prize.
B.To get whatever he wants.
C.To broaden his horizon.
D.To expand his life span.
26、
A.She implies that it is worthwhile to compete if one wants to enjoy a high-profile life.
B.She implies that it is worth the competition if one wants to win a prize.
C.She implies that it is worth the competition if one wants to deserve the honor of being a computer.
D.She implies that it is not worth the competition because to attract entries from millions of people is meaningless.
27、 听音频，回答下列问题：
A.Young adults with high blood pressure are more at risk for angiopathy.
B.Young adults with high blood pressure are more at risk for heart disease.
C.Young adults with high blood pressure are more at risk for lung disease.
D.Young adults with high blood pressure are more at risk for bone disease.
28、
A.At the age of 50, individuals with high blood pressure can be at risk for heart disease.
B.At the age of 35, individuals with high blood pressure can be at risk for heart disease.
C.At the age of 45, individuals .with high blood pressure can be at risk for heart disease.
D.At the age of 40, individuals with high blood pressure can be at risk for heart disease.
29、
A.Most young adults suffer from high blood pressure because of psychology problem.
B.Most young adults suffer from high blood pressure because of their birth defect.
C.Most young adults suffer from high blood pressure because of their unhealthy lifestyles.
D.Most young adults suffer from high blood pressure because of their immunity deficiency.
30、 听音频，回答下列问题：
A.Social progress will have two main economic consequences.
B.Technological progress will have two main economic consequences.
C.Human progress will have two main economic consequences.
D.Equipment progress will have two main economic consequences.
31、
A.Experienced workers may start replacing people in more types of jobs.
B.Trained workers may.start replacing people in more types of jobs.
C.Intelligent machines may start replacing people in more types of jobs.
D.Computers may start replacing people in more types of jobs
32、
A.Technician could help the transition by creating not just new training programs.
B.Technology could help the transition by creating not just new training programs.
C.Company could help the transition by creating not just new training programs.
D.Governments could help the transition by creating not just new training programs.
33、 听音频，回答下列问题：
A.The slavery issue was solved at 1861.
B.The slavery issue was solved at1863.
C.The slavery issue was solved at1864.
D.The slavery issue was solved at1865.
34、
A.The key role is played by the horses during the war.
B.The key role is played by the soldiers during the war.
C.The key role is played by the temporary pontoon bridges during the war.
D.The key role is played by the Generals during the war.
35、
A.Because they can carry soldiers.
B.Because they require less materials.
C.Because they can be built in short time.
D.Because they can bear heavy load.
36、
A.We can view these videos on television.
B.We can view these videos on website.
C.We can view these videos in theatre.
D.We can view these videos in cinema.