Hello,is this seat __?Yes,you may sit here .A.empty B.free

Hello,is this seat __?Yes,you may sit here .A.empty B.free ( )_Hello,is this seat _Yes,you may sit here.A.free B.empty --Excuse me ,is this s ______ empty?--Yes,you can sit here May I sit here?_____ A.No,you may not .B.Yes,please.C.I don' 几题英语选择题...1.-May I sit here?-No,you _____.Your seat is over That's my().Please () here. A.seat,sit B.sit,sit C.sit,seat 一个关于英语的问题A:Hello,Huiyan.Are you free this Saturday?B:Yes.（①） Hello!__Frank?Yes,this is Frank.A、Are you B、Is that C、Is he here is an empty 什么sit for you ----Hello.(Are you )(A) Mrs Black?----Yes(B).This(C) is Mrs 改错 ----Hello.(Are you )(A) Mrs Black?----Yes(B).This(C) is M A：Hello ［ ］ B：Yes ,this is