青春期生长突增的最明显的测量指标是 。
A. 身高的快速增长
B. 体重的迅速增加
C. 骨骼的钙化
D. 神经系统功能的完善
The cellphone, a device we have lived with for more than a decade, offers a good example of a popular technology"s unforeseen side effects. More than one billion are (1)_____ use around the world, and when asked, their (2)_____ say they love their phones for the safety and convenience (3)_____ provide. People also report that they are (4)_____ in their use of their phones. One opinion survey (5)_____ that "98 percent of Americans say they move away from (6)_____ when talking on a wireless phone in public" (7)_____ "86 percent say they "never" or "rarely" speak (8)_____ wireless phones" when conducting (9)_____ with clerks or bank tellers. Clearly, there exists a (10)_____ between our reported cellphone behavior and our actual behavior. Cellphone users that is to say, most of us are (11)_____ instigators and victims of this form of conversational panhandling, and it (12)_____ a cumulatively negative effect on social space. As the sociologist Erving Guttmann observed in another (13)_____, there is something deeply disturbing about people who are" (14)_____ contact" in social situations because they are blatantly refusing to (15)_____ to the norms of their immediate environment. Placing a cellphone call in public instantly transforms the strangers around you (16)_____ unwilling listeners who must cede to your use of the public (17)_____. a decidedly undemocratic effect for so democratic a technology. Listeners don"t always passively (18)_____ this situation: in recent years, people have been pepper-sprayed in movie theaters, (19)_____ from concert halls and deliberately rammed with cars as a result of (20)_____ behavior on their cellphones.
A. and
B. in
C. into
D. from
The cellphone, a device we have lived with for more than a decade, offers a good example of a popular technology"s unforeseen side effects. More than one billion are (1)_____ use around the world, and when asked, their (2)_____ say they love their phones for the safety and convenience (3)_____ provide. People also report that they are (4)_____ in their use of their phones. One opinion survey (5)_____ that "98 percent of Americans say they move away from (6)_____ when talking on a wireless phone in public" (7)_____ "86 percent say they "never" or "rarely" speak (8)_____ wireless phones" when conducting (9)_____ with clerks or bank tellers. Clearly, there exists a (10)_____ between our reported cellphone behavior and our actual behavior. Cellphone users that is to say, most of us are (11)_____ instigators and victims of this form of conversational panhandling, and it (12)_____ a cumulatively negative effect on social space. As the sociologist Erving Guttmann observed in another (13)_____, there is something deeply disturbing about people who are" (14)_____ contact" in social situations because they are blatantly refusing to (15)_____ to the norms of their immediate environment. Placing a cellphone call in public instantly transforms the strangers around you (16)_____ unwilling listeners who must cede to your use of the public (17)_____. a decidedly undemocratic effect for so democratic a technology. Listeners don"t always passively (18)_____ this situation: in recent years, people have been pepper-sprayed in movie theaters, (19)_____ from concert halls and deliberately rammed with cars as a result of (20)_____ behavior on their cellphones.
A. good
B. poor
C. polite
D. rude
The cellphone, a device we have lived with for more than a decade, offers a good example of a popular technology"s unforeseen side effects. More than one billion are (1)_____ use around the world, and when asked, their (2)_____ say they love their phones for the safety and convenience (3)_____ provide. People also report that they are (4)_____ in their use of their phones. One opinion survey (5)_____ that "98 percent of Americans say they move away from (6)_____ when talking on a wireless phone in public" (7)_____ "86 percent say they "never" or "rarely" speak (8)_____ wireless phones" when conducting (9)_____ with clerks or bank tellers. Clearly, there exists a (10)_____ between our reported cellphone behavior and our actual behavior. Cellphone users that is to say, most of us are (11)_____ instigators and victims of this form of conversational panhandling, and it (12)_____ a cumulatively negative effect on social space. As the sociologist Erving Guttmann observed in another (13)_____, there is something deeply disturbing about people who are" (14)_____ contact" in social situations because they are blatantly refusing to (15)_____ to the norms of their immediate environment. Placing a cellphone call in public instantly transforms the strangers around you (16)_____ unwilling listeners who must cede to your use of the public (17)_____. a decidedly undemocratic effect for so democratic a technology. Listeners don"t always passively (18)_____ this situation: in recent years, people have been pepper-sprayed in movie theaters, (19)_____ from concert halls and deliberately rammed with cars as a result of (20)_____ behavior on their cellphones.
A. insist
B. adhere
C. continue
D. attach