It was by accident that Mr. Boggis invented this way of doing business.

It was by accident that Mr. Boggis invented this way of doing business. A: 正确 B: 错误

中国大学MOOC: he end Mr. Boggis bought the chairs for something less than _________ of their value.

中国大学MOOC: It was one of Mr. Boggis’s friends that helped him to invent a clever way of doing business.

It was one of Mr. Boggis’s friends that helped him to invent a clever way of doing business.‍ A: 正确 B: 错误