Tā qǐngqiú lǎoshī kuānxiàn jǐ tiān jiāo zuòyè.
He asked the teacher for a few extra days to submit the assignment.
Gōngsī juédìng kuānxiàn huánkuǎn qīxiàn yī gè yuè.
The company decided to extend the repayment deadline by one month.
Néng fǒu kuānxiàn yīxià, wǒmen xūyào gèng duō shíjiān.
Could you grant us an extension? We need more time.
