this is怎么读,is是读作一丝还是一子,为什么音标是iz而听人们读还像是is,

this is怎么读,is是读作一丝还是一子,为什么音标是iz而听人们读还像是is, this is it 怎么读? 这个怎么读? this is Is this怎么造句 Is this/that your uncle?怎么回答?是Yes,it is还是Yes,he is. This dog is lost 怎么读 Whose coat is this 怎么读? where is this wall?怎么读? 帮我看看This is怎么读 This is my voice怎么读 What is this?是用this isF还是this is a F还是it is F 是This eraser is mine还是This eraser is my? this is for you 还是this is to you Why is this crazy?还是 why this is crazy? 是is this schoolbag your还是is this schoolbag yours this is中的 is 读为（is）还是（iz） Is this Tom?怎么回答 ____sweater is this怎么填空