[单项选择]Although Julia Roberts has had much professional success. In spite of her trouble with several failed relationships.（）
A. fragment
B. choppy
C. comma splice
D. correct

[单项选择]By the time Julia Roberts was 23, she had won two academy award nominations, she had also become the world's most popular female actress.（）
A. run on
B. comma splice
C. correct
D. fragment

[单项选择]Julia Roberts lives in Manhattan, not far from the apartment she once shared with her sister in Greenwich Village.（）
A. fragment
B. comma splice
C. correct
D. run on

[单项选择]Everyone said how much they had enjoyed ______ the speech.
A. to listen to
B. to listen
C. listening
D. listening to

[单项选择]

Throughout history man has had to accept the fact that all living things must die, but people now live longer than they (36) . Yet, all living things still show the (37) of aging, which will eventually. (38) death.
Aging is not a disease, but as a person passes maturity, the cells of the body and the (39) they form do not function as well as they (40) in childhood and adolescence (青春期). The body provides less (41) against disease and is more prone (42) accident.
A number of related cause may (43) aging. Some cells of the body have a fairly long life, but they are not (44) when they die. As a person ages, (45) of brain cells and muscle cells decrease, (46) body cells die and are replaced by new cells. In an aging person the (47) cells may not be as viable (能生存的) or as capable (48) growth as those of a young person.
Another (49) in aging may be changes within th
A. shorten
B. shrink
C. lengthen
D. decrease