大学MOOC 国际交流实用英文写作(2019春)(盐城师范学院)1205822825 最新慕课完整章节测试答案
UNIT1WorkplaceLetters&Emails
Quiz
1、填空题:
Read the following pairs of sentences, decide which is more formal. a. Has everyone finished doing his or her exercises?b. Has everyone finished doing their exercises? Key:________
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