Adisandhowitistransmittedarefamiliartothepublic,
问题详情:
Adis and how it is transmitted are familiar to the public, __________ quite a few people subscribe to the belief that HIV and Aids are merely an A frican problem because of the high infection rate there.
A. while B. for C. yet D. though
【回答】
C
知识点:副词
题型:选择题