I would appreciate ____ if you could pick me up at the airport tomorrow morning.
A.it B./ C.that D.this
The place _______interested me most was the Children's Palace.
A.which B.where C.what D.in which
First of all, I hope that we shall never lose _____ heart in face of_____ failure.
A.the; a B.the; the C.不填; 不填 D.a; 不填
Don’t pretend _____.Look!You are holding your English book upside down.
A.to read B.to have read C.to be reading D.reading
Entering the room,I found Mary_____at the desk and_____a letter.
A.seated wrote B.sitting written C.seating writing D.seated writing
However,the incident was the only spark_____the fire.
A.which set off B.set off C.that set off D.setted off