They have no idea at all ______.
A. where he has gone B. where did he go
C. which place has he gone D. where has he gone
Even though the Smiths have moved to a faraway place, we still see them ___.
A. from time to time B. at a time
C. at the same time D. all the time
He was ______ to find that it was almost impossible to undertake the task.
A. cast off B. cast out C. cast away D. cast down
I took a risk to carry out the project, but it ____ in the end.
A. paid up B. paid out C. paid off D. paid back
The boys marked ____ a football court on the playground.
A. out B. up C. down D. with
Thoughts can also be expressed _____ music.
A. though means of B. by way of
C. with the method of D. by means of