The busiest stations in China include Beijing South Railway Station and Shanghai Hongqiao Railway Station.
A.
正确
B.
错误
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【单选题】'I have great confidence that by the end of the decade we'll know in vast detail how cancer cells arise,' says microbiologist Robert Weinberg, an export on cancer. 'But,' he cautious, 'Some people hav...
A.
To predict that the secret of cancer will be disclosed in a decade.
B.
To indicate that the prospects for curing cancer are bright.
C.
To prove that cancer will be cum in fifty to sixty years.
D.
To ware that there is still a long way to go before cancer can he conquered.
【单选题】'I have great confidence that by the end of the decade we'll know in vast detail how cancer cells arise,' says microbiologist Robert Weinberg, an expert on cancer, 'But,' he cautions, 'some people hav...
A.
Cures for cancer will soon be found if we know how cancer cells arise.
B.
We' 11 have to wait fifty or sixty years before we understand the Causes of cancer.
C.
Even when we understand the causes of cancer, that doesn't mean we will soon find a cure for cancer.
D.
We won't understand the causes of cancer before the end of the decade.