Premium economy shell seats on Japan Airlines. Premium economy is a travel class offered on some airlines. Positioning in price, comfort, and amenities, this travel class is leveled between economy class and business class. In 1991, EVA Air was the first to introduce Evergreen Class and had since become the first airline to offer this class of service in the world.
This sentence has two independent clauses. They are connected by and with a comma before it. The and and the comma are correct. However, adding a comma after thus is not correct because it is an adverb; the comma after it is not necessary. If thus is used as a conjunctive adverb (without and), a semi-colon and a comma are necessary.
You need a comma after âmovieâ because this and only this is Mr. Allenâs newest movie in theaters, and before âJessieâ because she and only she is the writerâs oldest friend. The syntactical situation Iâm talking about is identifier-name.therwise, no comma. That explains an exception to the only-thing-in-the-world rule: when the words âa,â âanâ or âsome,â or a number, come before the description or identification of a name, use a comma. A Bronx plumber, Stanley Ianella, bought the winning lottery ticket.