This is ________ eraser. Its color is_______ orange.
| A．an；／ | B．／；an |
| C．a；a | D．an, an |
People should _________ down trees in order to protect the environment.
| A．be stopped to cutting | B．stop to cut |
| C．be stopped from cutting | D．stop from cutting |
He has read_________ many books _________ he knows a lot about the world.
| A．such, that | B．so, that |
| C．too, so | D．too, that |
John with his parents _________ been in Australia for about two years.
| A．have | B．has | C．are | D．is |
I’m afraid that no one knows_________ .
| A．when will the English party begin |
| B．where has our English teacher gone |
| C．how long did the English party last |
| D．who will give us an English talk |
I still remember the first park_________ I visited in my life.
| A．which | B．that |
| C．what | D．where |