Look,the birds ______(sing) in the tree.
Look,the birds ______(sing) in the tree.
Listen!The birds _____(sing) in the tree.
Listen,the birds ________________ (sing) in the tree
适当形式填空 Listen,the birds in the tree (sing)
____ are the birds doing?The birds are sing in the tree.选Whe
单项选择:The birds are _____ in the _____.A.sing;tree B.to sing;
Look,The birds( )(又唱又跳)in that tree.
Listen!Can you hear birds( )in the tree?A.sing B.to sing C.s
I ofent hear birds ____(sing) songs in the tree in the morin
How many birds are there in the tree?______.
Can you hear birds _____(sing)in the tree outside the window
Look,the bird_____(sing) on the tree.