I have a big paper due Monday, but I promised Laura we'd clean the apartment this weekend.
我星期一要交一篇很重要的论文，但是我答应了劳拉我们这个周末会打扫公寓。
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Twenty Nepali climbers are setting off to Qomolangma this week to try and remove decades-old garbage from the mountain in the world's highest ever clean-up campaign, organizers said on Monday。