Thanks a lot for offering a great deal of _______ to me in my research.— It was my great pleasure.

_____inthequeueforhalfanhour,Tomsuddenlyrealizedthathehadlefthiswalletathome. [ ]

The reason _____ he refused to attend the meeting was that they didn’t give him an invitation earlier.

Andy, are those your storybooks —______________

Each different ________of China _______ its own special forms of traditional art.