How could we prove that the drags have wiped out the remaining viruses？
A. By using up all the drugs at once.
By waiting for the virus to die slowly.
C. By asking the patients' feeling about the disease.
D. By stopping the drugs to see if the virus comes back.
查看答案
Which of the following is true of the sand-buried landscape？
A. It was an old avenue.
B. It was an underground river.
C. It was shaped by flowing river.
D. It was shaped by the old Nile River.
All those people who took part in the study received vitamins and minerals.
A. Right
B. Wrong
C. Not Mentioned
According to the last paragraph, which of the following statements about the two research
A. The two research teams whose findings Price correlates hers with are based in Asia.
B. Price corrects some inaccurate data provided by the two teams operating in Asia.
C. Price is working with the two research teams iri Japan.
D. The two teams in Asia volunteer to correlate their findings with Price's.
Which of the following best summarizes the main information of the passage？
A. High-tech helps locate many fascinating archeological sites.
B. Without high-tech, the archeologist's work would come to a stop.
C. High-tech has taken the place of shovels and picks.
D. High-tech makes the archeologist's work more fruitful.
微信支付 
支付宝支付