What is the purpose of launching the AIM spacecraft?
A.To study the climate changes above Earth"s polar region.
B.To analyze the ice clouds within Earth"s polar region.
C.To analyze the climate changes within Earth"s polar region.
D.To study the ice clouds above Earth"s polar region.
第1题
Many American people like watching the public television programs to______.
A.kill time and get information
B.forget the trivial things in real life
C.learn more skills from the programs
D.avoid endless advertisements
第2题
Which of the following programs does NOT belong to public television programs?
A.A program teaching DIYs.
B.A documentary.
C.A film on social events.
D.A popular comedy.
第3题
Compared with public television, commercial television______.
A.broadcast programs which don"t advertise products
B.have the right to choose programs for their audience
C.have to broadcast programs that cater to preferences of their audience
D.compete fiercely with other broadcasting stations
第4题
What happened in the 1950s?
A.Public television began to compete with other local stations.
B.Public television became successful in educational programs.
C.Public television became commercialized in America.
D.Public television got its legal status in American broadcasting business.
第5题
Which is the right posture or technique to have a handshake?
A.With one"s thumb up.
B.Having a loose grip.
C.With one"s palm down.
D.Having one"s hands pumped five times.
第6题
The basic American handshake______.
A.can be done with either the right hand or the left hand
B.is complicated and difficult to follow
C.is often done by people at an old age
D.can be done between old or new friends
第7题
_____.
A.the same gesture would definitely be returned
B.he was sending a signal of friendship
C.he would receive a dagger or sword
D.he was asking for a weapon
第8题
What is mentioned as a factor to improve learning proficiency?
A.Young age.
B.Good memory.
C.Motivation.
D.Skills.
第9题
Children are more likely to regain the power of speech because______.
A.the plasticity of their brain is better
B.their brain is less likely to be damaged
C.they lose more speech than adults
D.there are pathways in their brain
第10题
Who are at a disadvantage when learning a second language?
A.Babies.
B.Children.
C.Teenagers.
D.Adults.
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!