I believe his design is ______for it’s completely different from others’.

(2017·天津)—I want to see Mr. White. We have an appointment.—I’m sorry, but he is not ___________ at the moment, for the meeting hasn’t ended.

_____ turned out that this material was neither silk nor cotton.

Let`s go to Huangyao Old Town next weekend, shall we–Sorry. I ____there many times. I don`t want to go again.

When asked about their opinions about the schoolmaster, many teachers would prefer to see him step aside _____ younger men[ ]