A. before they arrived at the hotel
B. without their arrival at the hotel
C. upon their arrival at the hotel
D. as they arrived at the hotel
Last night, my husband _______ me up when I was having a terrible nightmare.
Tim must be very tired because he _______ playing the violin for hours!
This is the first time I _______ such an impressive art exhibition.
Peter was entering the construction site when he ________ a dead body on the floor.