Health officials estimate that 35 million Africans are in danger of contracting

游客2024-01-13  21

问题 Health officials estimate that 35 million Africans are in danger of contracting trypanosomiasis, or "African sleeping stickness", a parasitic disease spread by the bites of tsetse flies.

选项 A、are in danger of contracting
B、are in danger to contract
C、have a danger of contracting
D、are endangered by contraction
E、have a danger that they will contract

答案 A

解析 根据用法直接选A。
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