将来时是选buys还是is going to buy?

将来时是选buys还是is going to buy? What is Sam going to do?是将来时吗? RTThey are going to the hospital到底是正在进行时还是将来时?如果是将来时怎么改成正在进行 There be将来时中be 怎么用?例there is going to be some people 还是there 小学六年快乐英语第八课I am going to the zoo是将来时还是进行时 选词填空．1.What si Tom going to __________?A.buying B.buys C.buy she is going to do what she wants to do是什么句?（不是将来时 1.we are going to the museum属于将来时的be going to还是现在进行时?我觉得将来时的 buy的三单形式是buys还是bought My brother is going to buys a book修改病句 a trip to beijing 是“过去式”还是“将来时” They __ a new car next year.A.are going to buy B.buyC.buys D