Hurry up ,the train _______ in a few minutes .(leave)

Hurry up ,the train _______ in a few minutes .(leave)
Hurry up ,the train _______ in a few minutes .(leave)

Hurry up ,the train _______ in a few minutes .(leave)
Hurry up ,the train _will leave______ in a few minutes .(leave)

is leaving
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will leave

is leaving
leave要用现在进行时表达短暂将来的意思。 in介词词组是表示几分钟后。