把下列句子变成关于if/whether的宾语从句1.Jack wants to borrow a book from the library.Betty says.（把Betty says放在句子前）2.She asked,"Do you agree?"（把she asked放在句子前）我不知道变成宾语从句后时态会不

把下列句子变成关于if/whether的宾语从句1.Jack wants to borrow a book from the library.Betty says.（把Betty says放在句子前）2.She asked,Do you agree?（把she asked放在句子前）我不知道变成宾语从句后时态会不 关于if与whether的用法区别 把下列句子改成以if / whether 引导的宾语从句例如Example:Is it polite to point at people with chopsticks in China?A:I want to know whether/if it is polite to point at people with chopsticks in China.B:I don't think that it is polite to WHETHER IF 的区别 把下列句子变成被动句 把下列句子变成被动句 关于If和Whether作为从句引导词的区别 关于whether与ifI have no idea whether to visit my grandparents this Sunday.这句句子当中为什么只能用whether,不能用if?请详细回答```` 初三英语把句子改为宾语从句的题 求英语大神回答 急一.把下列句子合并为宾语从句（用that if whether what which when where how why等词语）1、She asked me.Will you go to the cinema tomorrow?She asked me____ I ____g 关于doubt的句子用that还用whether, Whether if that的用法. if 与 whether 的区别? whether和if的区别 关于英语．if和whether 初一英语把下列句子变成否定句和一般疑问句 把下列句子变成复数形式.It is your dictionary. 把下列句子变成复数形式.This is a watch. 把下列句子变成复数形式.Is he a student?