Usages of jiù
她 刚 下班， 就 又 打 电话 给 我 了。tā gāng xiàbān, jiù yòu dǎ diànhuà gěi wǒ le.
She had just gotten off work and immediately called me again.
我 现在 就 去。wǒ xiànzài jiù qù.
I’ll go right now.
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