the birds sing to welcome the spring这句话是什么用法?每看懂 有sing to do 的用法么?什么t意思这句话?

We are enjoying the birds( ).(sing) We are enjoying the birds .(sing) the children enjoy the birds [ ] [sing] Birds love to sing.to sing 是什么词 The birds sing改现在进行时 Listen!Can you hear birds（ ）in the tree?A.sing B.to sing C.sings D.singing I often hear birds ( )in the morning?是填to sing 还是填singi We often hear a lot of birds ___(sing) in the trees in the morning.寻英语达人解答. In spring,we can hear birds -----(sing) in the trees应该是填sing 还是singing呐老师说是填singing的这是为什么呢? the birds sing to welcome the spring这句话是什么用法?每看懂 有sing to do 的用法么?什么t意思这句话? Look,the birds ______(sing) in the tree. 适当形式填空 Listen,the birds in the tree (sing) Listen,the birds ________________ (sing) in the tree Oh clouds above me Where are the birds that used to sing?Everything's wrong Oh where is their song Can you hear the birds sing in the morning?Can the birds _____ _____ ______ sing in the morning? Why are you stand there I see two birds __in the tree.A、sing B、sings C、to sing D、singing Shall we go to the Baiyun Hill to watch the birds?怎么回答 The birds were sing yesterday.哪里错,怎么改?