20.Our water supply has been because they are repairing one of the main pipes.
A.cut off B.cut up C.cut away D.cut in
19.I sat in the front of the bus in order to get a good________ of the countryside
A.view B.sight C.sense D.scene
18.The class disagreed among themselves about their plan for a picnic on Sunday.
A.are B.is C.have D.has
17.St.Patrick’s Day ________ parades, speeches,big dinners and dances.
A. is divided into B. is marked with C. is covered with D. is engaged in
16.--- Did you visit the famous museum?
--- No. We_____ it, but we spent too much time shopping.
A. shouldn’t have visited B. must have visited
C. can have visited D. could have visited
15. is no doubt 100 years ago animal testing was cruel.
A.It;whether B.It;that C.There;whether D.There;that