We enjoyed the trip and we hope to visit it ________.

This is my ruler. _________ the blue pens— They are Helen’s.

His letter was so confusing that I could hardly make any ______ of it.

application of transgenic technology should be restricted on all foodproduction and the government should take ______ “scientific attitude” towardfood, Yuan Longping said.

Jack, what about the lecture— It is the most inspiring lecture that I _________ since I came to this university.