Sometimes our opinions differ _________ what we choose to observe and how we deal with what we’ve observed
| A．which | B．since | C．because | D．because of |
Was it _____ she heard with her ears ____ really made her frightened?
| A．that; that | B．what; that | C．what; what | D．that; what |
Beneath our feet _____ that our life depends on for food and clothing.
| A．the earth lay | B．the earth lies |
| C．lies the earth | D．does the earth lie |
We must treasure every minute because _____ time is _____ forever.
| A．lost; losing | B．lost; lost |
| C．losing; losing | D．losing; lost |
---If I had time, I would go shopping with you.
---But you___ too busy.
| A．were | B．had been | C．are | D．have been |
Some companies are reported to have stopped production, having ________ working capital.
| A．run out of | B．run out |
| C．been used up | D．died out |