The room is empty except for a bookshelf ________ in one corner.
| A．standing | B．to stand |
| C．stands | D．stood |
— Why is the chemical plant closed?
— Because large quantities of waste water ______ into the Yangtze River.
| A．has been released | B．is being released |
| C．was released | D．have been released |
The task is very difficult. I wonder whether we will be able to finish it in the ________ of any other helpers.
| A．appearance | B．escape | C．spare | D．absence |
As _________ teacher, you must believe that you can make ______ difference to the lives of your students.
| A．a; 不填 | B．a; a | C．不填; 不填 | D．不填; a |
the occasional visit, what else does Alan do for his kids?
| A．Except | B．In spite of | C．Apart from | D．Beside |
—So you gave her your phone?
—. She said she'd return it to me when she could afford her own.
| A．My pleasure | B．Not exactly | C．No doubt | D．No wonder |