—Whatifyouhave7days

问题详情：

—What if you have 7 days_______?   —I'd like to go_______ a trip_______ Beijing.

A. of; for; to        B. off; on; for       C. off; on; to        D. of; for; for

【回答】

C

知识点：介词和介词短语

题型：选择题