Jack is polite and helpful.这句话的同意句他们来自哪儿？（汉译英）

jack is polite and helpful.改为同义句jack is________ polite and helpful_______ jack is polite and helpful的同义句 Jack is polite and helpful.这句话的同意句他们来自哪儿？（汉译英） Daniel is polite and helpful.对polite and helpful.提问 She is a____ polite and properRT My cousin Andy is polite and helpful My brpther is polite and helpful(对polite and helpful提问）（ ） is your brother ( who is that boy?H( )is jack. Hi is polite and helpful.(对polite and helpful提问)该怎么回答 Betty is polite and generous. 画线部分是polite and generous. 对划线部分提问____Betty____? Jack,___eat in class.It is not polite.Adon't Bdoesn't Cno D not He is polite and helpful .如题 He is polite and helpful .polite and helpful 画线,（对画线部分提问） Daniel often ( )(help)his ciassmates,He is ( )(help)and polite He is polite and does something______to other people We like him b_ he is polite and helpful My mother is a nurse .she ( )polite and helpful What's he l____? -----He is polite and helpful. Hi is polite and helpful.(改为否定句)