___ people from all countries are respected and different views and opinions are tolerated?
| A．How | B．Why | C．What if | D．Whether |
I hope I will not be called on in class as I am not yet ________prepared.
| A．attentively | B．readily | C．actively | D．adequately |
— 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 |