题目
Many AIDS experts are not completely satisfied with results of the study because ______.
A.only a limited number of chimpanzees are used for sampling the virus.
B.it is now extremely difficult to find chimpanzees that carry the virus.
C.the samples collected are from two different subspecies of chimpanzees.
D.it does not provide reliable evidence of the link between SIV and HIV - 1.
第1题
Many AIDS experts are not completely satisfied with results of the study because
A.only a limited number of chimpanzees are used for sampling the virus.
B.it is now extremely difficult to find chimpanzees that carry the virus.
C.the samples collected are from two different subspecies of chimpanzees.
D.it does not provide reliable evidence of the link between SIV and HIV-
第2题
Many AIDS experts are not completely satisfied with results of the study because ______.
A.only a limited number of chimpanzees are used for sampling the virus.
B.it is now extremely difficult to find chimpanzees that carry the virus.
C.the samples collected are from two different subspecies of chimpanzees.
D.it does not provide reliable evidence of the link between SIV and HIV - 1.
第3题
Many AIDS experts are not completely satisfied with results of the study because ______.
A.only a limited number of chimpanzees are used for sampling the virus
B.it is now extremely difficult to find chimpanzees that carry the virus
C.the samples collected are from two different subspecies of chimpanzees
D.it does not provide reliable evidence of the link between SIV and HIV - 1
第4题
Very few experts ______ with completely new answers to the world's economic problems.
A.come to
B.come round
C.come up
D.come on
第5题
Very few experts ______ with completely new answers to the world's economic problems.
A.come to
B.come round
C.come up
D.come on
第6题
A.It's important not to isolate AIDS patients.
B.It's important to completely isolate AIDS patients.
C.It's important to carefully watch AIDS patients.
D.It's important to wear protective clothing when serving lunch.
第7题
According to experts, the test for AIDS is______.
A.100 percent certainty correlated with the presence of the virus in cultures
B.ambiguous because even they themselves are not certain
C.inaccurate because there are consistently confusing results
D.not correlated with the presence of the virus
第8题
Very few experts ______ with completely new answers to the world's economic problems.
A.come to
B.come round
C.come up
D.come on
第9题
Very few scientists _________ completely new answers to the world’s problems.
A.come up with
B.come out
C.come round
D.come up to
第10题
According to experts, the test for AIDS is
A.100 percent certainty connected with the presence of the virus in cultures.
B.ambiguous because even they themselves are not certain.
C.inaccurate because there are consistently confusing results.
D.not connected with the presence of the virus.
为了保护您的账号安全,请在“赏学吧”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!