Where is my reference book? It was here a moment ago.—Someone ___ it by mistake.

To make sure the relics in the museum are well-preserved Tibet’s cultural preservation institutions have _____ modern technologies to monitor the conditions of the relics. [ ]

e lucky to have survived the trainaccident. _____, the first and last car were smashed.

We are afraid we can’t finish the task ________ a month.-Take your time, but next month you’ll have a new one.[ ]

New York_______ second in the production of apples last year, producing850,000,000pounds.