题干
—Where is your bike, Alice？—— It's over there, between ____.
A：Eric or Dave
B：Eric's or Dave
C：Eric and Dave's
D：Eric's and Dave's
答案(点此获取答案解析）
D
—Where is your bike, Alice？—— It's over there, between ____.
A：Eric or Dave
B：Eric's or Dave
C：Eric and Dave's
D：Eric's and Dave's
为虚数单位，
为实数，则“
”是“复数
在复平面上对应的点在第一象限”的