—HaveyouinvitedDaveandEriktogohikingwithus?—Yes,

问题详情：

—Have you invited Dave and Erik to go hiking with us?

—Yes, _____of them have come already. They are waiting for us in the room.

A. either                B. both                  C. neither

【回答】

B

知识点：相似 相近词比较

题型：选择题