When you hear a knock on the door,what will you say?用who is it?回答时为何要用it,门外站的是人啊用who are you?

can't you hear when I call?a little love is all I ask. When you drop a rock into a well,you hear the splash 1.7 seconds later.How deep is the well? 1、You can hear it when it is actually striking.You can hear it_______it is striking.A.the hour B.the moment C.really D.indeed When people hear you,they will know that you are not just making a noise for fun 翻译 “God can hear you when you talk quietly.”翻译 when you (call)me.I (think)and (not hear)you what were you doing when you (hear) the news when you hear me callin you always come A fire can happen when youre sleep at home.When you hear the fire alarm,get up quickly.什么意思? read it aloud____ the class can hear you A.so that B.if C.when D.although When 什么 you start to hear saints voices?When 什么 you start to hear saints voices?I 什么 to hear the voices when I was 13 what can you hear? I can hear a bus .是什么意思? what-----(can,do)you hear?I hear a bird. Can you ___ me?A hear from B hear When you hear the Authorization Code,enter it here: 增么弄 PSCS3 when you hear the authorization code,enter it here, how do feel when you hear of an air disaster 1.He raised his hat ___ his head in order to let me find him in the crowed.A.on B.over C.above D.behind ( B.C 哪一个呢?好难区分哦） 2.I hear someone ___ at the door .Please go and see who ___ is.A.knock,it B.knocking it C.knocking,he D.knoc