They needed to ask someone for help.(改否定句)They ( )( )to ask ( )for help.Mrs.Green needn't worry about her son.He's safe.(同义句替换)Mrs.Green ( )( )( )worry about her son.He's safe.
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![They needed to ask someone for help.(改否定句)They ( )( )to ask ( )for help.Mrs.Green needn't worry about her son.He's safe.(同义句替换)Mrs.Green ( )( )( )worry about her son.He's safe.](/uploads/image/z/4584484-28-4.jpg?t=They+needed+to+ask+someone+for+help.%28%E6%94%B9%E5%90%A6%E5%AE%9A%E5%8F%A5%29They+%28++++%29%28++++%29to+ask+%28++++%29for+help.Mrs.Green+needn%27t+worry+about+her+son.He%27s+safe.%28%E5%90%8C%E4%B9%89%E5%8F%A5%E6%9B%BF%E6%8D%A2%29Mrs.Green+%28+++++%29%28+++++%29%28+++++%29worry+about+her+son.He%27s+safe.)
They needed to ask someone for help.(改否定句)They ( )( )to ask ( )for help.Mrs.Green needn't worry about her son.He's safe.(同义句替换)Mrs.Green ( )( )( )worry about her son.He's safe.
They needed to ask someone for help.(改否定句)
They ( )( )to ask ( )for help.
Mrs.Green needn't worry about her son.He's safe.(同义句替换)
Mrs.Green ( )( )( )worry about her son.He's safe.
They needed to ask someone for help.(改否定句)They ( )( )to ask ( )for help.Mrs.Green needn't worry about her son.He's safe.(同义句替换)Mrs.Green ( )( )( )worry about her son.He's safe.
didn·t need anyone
doesn·t need to
1)they did not (写成缩写,咱打不出来)need to ask anyone for help
2Mrs.Green did not (原因同上)have to worry about her son.He's safe
did't need
doesn't have to