Jim's never come to school late.Jim's 分开是不是Jim has

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Jim's never come to school late.Jim's 分开是不是Jim has

Jim's never come to school late.Jim's 分开是不是Jim has
Jim's never come to school late.Jim's 分开是不是Jim has

Jim's never come to school late.Jim's 分开是不是Jim has
是has.
原因:
1.句子的意思是“从不迟到”,用完成时是正确.现在完成时态的结构是has+动词的过去分词形式.
2.如果是is 那么never后面是绝对不能用动词次come的原形的.

is

对,后面的come实际上是come(原型)的过去分词.
现在完成时.