Don't worry I will tell him ___ he comes back A befor Bas soon as C while D befor

Don't worry I will tell him ___ he comes back A befor Bas soon as C while D befor
Don't worry I will tell him ___ he comes back A befor Bas soon as C while D befor

Don't worry I will tell him ___ he comes back A befor Bas soon as C while D befor
说实话.我觉得A.B.都行.你没有给出语境 怎么判断啊.
而且 你说说A和D有什么区别.不是一个词么.

B,as soon as 一。。。就。。。
A befor 在。。。之前
C while 当。。。时候，但要用于进行时

选B
他一回来我就告诉他

主将从现嘛 ……看着四个答案中我觉得就是C最合适，C适用于进行时，但是也可用于一般现在是。如果是B的话句子应该是Don't worry I will tell him as soon as he comes 或者Don't worry I will tell him as soon as he comes back here 一类的（这是语感）A也就是D这两个答案应该用于过去式，如果 是这种句子的...

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主将从现嘛 ……看着四个答案中我觉得就是C最合适，C适用于进行时，但是也可用于一般现在是。如果是B的话句子应该是Don't worry I will tell him as soon as he comes 或者Don't worry I will tell him as soon as he comes back here 一类的（这是语感）A也就是D这两个答案应该用于过去式，如果 是这种句子的话应该将before 换成 after 总体来说应该用when 但是由于只有这三个 ，最佳选择 那就是C while

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