Afterthisdialogue,thereisarecordedquestion.Thedialogandthequestionwillbespokenonlyonce.Whenyouhearaquestion,youshouldchoosethecorrectanswerfromthefourchoicesmarkedA,B,CandD.
A. Thedoctorshowsthespacetothepatient.
B. Thedoctorhasalotofspaceinhisoffice.
C. Thepatientisgoingtohaveasurgery.
D. Thepatienthassomethingwrongwithherknees.