英语 1.will come或is，comes，call2.among the most popular，players3.made a lot of money4.travel all over the world5.abroad to get education
翻译英文：我不知道他何时回来，如果他回来 *I don't know when he will come back；if he has returned，.I hear nothing of the date he will come back；if he has returned，.I am ignorant of the date he will come back；if he has returned，.I am insensible of the date of his return；if he has come back，.be unaware ofI am in the dark about the date of his return；if he has come back，.
中文：我不知道我父母将什么时候回来. I don't know when my parents will come back.
翻译英文：我不知道他何时回来，如果他回来后，我会告诉他你已经到了
