Holmes entered the hotel lobby dressed asan ___ (REMARK) old bookseller. His disguisewas so ___ (EFFECT) that even Watson didnot recognise him at first. Near the fireplace,a stranger was speaking ___ (CONFIDENT) tothe hotel clerk.
Holmes listened to the conversation with ___(PROFESSION) interest. Later, he explainedthat the man’s accent was ___ (MISTAKE)that of a London criminal.