If we don't know a new word ,[d ]can help us.

If we don't know a new word ,[d ]can help us. If we don't know the meanming of a new word,we can use a ( ) if you don't know a new word ,a《填什么 》 may help you If you have a new word that you don't know,you need a d( ) 括 if you don't know a new word ,you can use the If you don’t know how to spell a new word,you’d better _____ If you don't know the word,you can look up the word in the d If you don't help us,we can't finish our work.同义句转换 we can't finish the work if you don't help us.(同义句） we can't 改英语同义句We can't finish the work if you don't help us.We can't if you don't know a word ,you can __ it __ in a dictionary . If you don't know a word,you can ＿＿in a dictionary.