Can you hear some students singing in the hall?Yes.our school_____(have a performance) of a songcompetition there 是现在进行时还是一般现在时?

can you hear me, HI.can.you.hear. can you hear me? Can you hear me? can not hear you you can hear him Can you hear my heart beating,Can you hear the Ming,what can you hear? Can you ---(hear)her---(sing) He can't hear you we can not hear you Can you hear anything 中文 what can you hear? I can hear a bus .是什么意思? What can you hear?I can hear dog. can you hear anythingcan you hear anything还是can you to hear anything I miss you girl Can you hear 1.Can you hear water falling?(肯定回答)2.I can hear some birds singing.(划线部分提问：some birds singing.)3.She can hear a dog barking.(改为否定句)4.I can see some dates and pineapples in the fridge.(划线部分提问：some dates an Listen!Can you hear something?It could be some children__________outside.were playing ,playing,to play,play 哪一个