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it is worthwhile to do sth翻译 it is worthwhile to do还是doing it is worthwhile to do sth be worthwhile to do和doing的区别 it is worth to do还是doing it is worth while to do 意味 as to whether it is worthwhile it is worthy to do还是doing 

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it is worthwhile doing sth翻译 it is to do something翻译 it isn't worth the trouble翻译 it is time to do sth翻译 it is typical of sb to do翻译 it is adj for sb to do sth翻译 itisadjtodosth翻译 itisadjofsbtodosth翻译 it is told that怎么翻译 it isn't worth much翻译 

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