At an orientation meeting, the travelers were told that a visa, a landing card, and evidence of inoculation against typhoid fever would be needed by each of them. A. a visa, a landing card, and evidence of inoculation against typhoid fever would be needed by each of them B. they would need a visa, a landing card, and evidence of their being inoculated against typhoid fever C. they would need evidence of being inoculated against typhoid fever and a visa and landing card D. they would each need a visa, a landing card, and evidence of inoculation against typhoid fever E. they would need visas, landing cards, and evidence of inoculation against typhoid fever for each of them
Smileday的这个句子实际上已经印证了答案是D,因为不是have each our own rooms, 而是room。
Each adj each+ n. 比如 one /n : each one /adv. for or to each
所以D答案中的 they would each need a visa, a landing card, and evidence of inoculation against typhoid fever, each是 adv, 就相当于they would need a visa, a landing card, and evidence of inoculation against typhoid fever for each of travllers