____ they decide which college to go to, students should research the admission procedures.
A. Once B. While C. Until D. As
The time and effort he has devoted during the past few years____ trees in that remote area is now considered to be of great value．
A．to plant B．to planting C．plant D．planting
That car accident ____all his life. After that he was limited to a wheelchair.
A. damaged B. destroyed C. harmed D. ruined
People complain that decisions to approve or deny a permit are often ____ rather than based on fixed criteria.
A. arbitrary B. conscious C. appropriate D. controversial
---When did you last hear ____ Jay?
---He phoned me this morning, and we agreed ____ a time and place to meet.
A. of; to B. about; with C. from; on D. from; with
It was with great excitement one morning in July ____ the young man got the news that he was admitted to the university of his choice.
A. when B. who C. that D. which
