THEY SEARCH ____ FOR THE MISSING DOCUMENTS BUT THEY WERE NEVER FOUN...
9. They search ____ for the missing documents but they were never found.
A. to and for
B. high and low
C. up and down D. back to back
9. They search ____ for the missing documents but they were never found.
A. to and for
B. high and low
C. up and down D. back to back