题目：
Questions 22-27
Complete the summary below.
Choose
NO MORE THAN TWO WORDS
from the passage for each answer.A research on SIV has been launched by some scientists who have done experiments on numerous animals, first with collections of animals’ (22) , then scientists receiving information about animals’ infection by drawing (23) . They have established links of strains with (24) again. So, it is evident after the analysis of strains that times for which (25) choose the variety of animals is much more than that of human malaria. As a consequence, it is fairly easy for HIV to find suitable inhabits for humans and their relatives are alike in (26) . But it is concerned that (27) has been invaded by human malaria strains and new virus would be born from both human and their relatives.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C
