Will you buy an electronic car when they.available?A.become.B,bec_英语解答

Will you buy an electronic car when they.available?
A.become.B,became.C.are becoming .D,will become
请帮我选正确答案并找出原因.

人气：100 ℃　时间：2020-03-23 01:15:20

解答

选A 主句将来时主将重现.所以从句用一般现在时态一般看到if when等词都是主将重现