First class always boards the plane first.
举一反三
- _______ always boards the plane first
- The seat type on the plane includes first class ，business class and economy class.飞机上的座位分为头等舱、商务舱、经济舱
- Is this your first time to take a ______ on plane?
- One of the first three technologies for communicating and collaborating online was NOT ____. A: message boards B: online bulletin boards C: newsgroups D: blogs
- In a paragraph, the topic sentence is _______. A: always the first sentence B: always the last sentence C: usually, but not always, the first sentence D: usually, but not always, the last sentence