the bird cost Jack fifty dollars改为否定句
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the bird cost Jack fifty dollars改为否定句
the bird cost Jack fifty dollars改为否定句
the bird cost Jack fifty dollars改为否定句
The bird didn't cost Jack fifty dollars.
(必须是didn't,因为主语the bird是第三人称单数,如果一般现在时的话谓语动词必须用第三人称单数,cost 要加s)
The bird didn't / doesn't cost Jack fifty dollars
the bird cost Jack fifty dollars改为否定句
The bird was so( )填F开头的单词
the cost
the bird and the
the cost cost的用法
She a_____ the bird.
The bird is
what can the bird
Jack sees a bird fly,fly可不可以加ing?
the bird还是 the birds
the cost of
concerned about the cost.
the bicycle cost $250
the cost of pat
at the cost
at the cost
鸟笼是the bird's cage还是the bird cage
the singing bird与the bird to sing 的区别