阅读理解。 After a quick breakfast in the station restaurant, Peter set off to look for a room where he could live for the next few months. He knew exactly what he wanted: a room which was not too small, nor so large that it would be difficult to beat in winter It had to be clean and comfortable too but, above all, it had to be quiet. In the newspaper he had bought from the bookshop, there were very few advertisements (广告) for rooms to let. But, as he glanced down the page, a notice caught his eye. JOHNSON'S  HOUSTNG AGENCY FLATS AND ROOMS TO LET This seemed hopeful, so he made a note of the address and set off in search of the agency He found it in a narrow street just off the main road. The woman at the desk gave him a bright smile as he entered and, after Peter had explained what sort of room he was looking for, he paid two pounds for a list of about half a dozen landladies who had rooms to let. 1. What does the text mainly describe? A. Peter's room hunting experience B. Peter's determination to find a room C. The difficulties in finding room. D. The housing maker 2. Peter's most important consideration in choosing a room was that it should be ______. A. neat and tidy B. away from noise C. of the right size D. warm in winter 3. The underlined word 'this' in the second paragraph refers to ______. A. a list of rooms to let B. the newspaper Peter bought C. the notice in the restaurant D. Johnson's Housing Agency