---Why didn’t you tell me the truth about his illness?
---___________, I knew nothing about it at that time.
| A．Tell you the truth | B．Telling you the truth |
| C．To be honest | D．Being honest\ |
The charity organization has launched a TV appeal _______ people should do as much as they could to help those survivors in the earthquake.
| A．what | B．when | C．that | D．where |
It has been widely accepted that only when the students take an active part in the class activities _______ the most effective.
| A．teaching will be | B．will teaching be |
| C．has teaching been | D．teaching has been |
. With the whole village _______, the villagers had to move to higher land, waiting for help.
| A．flooding | B．having flooded |
| C．flooded | D．to be flooded |
The UN does not have its own army. _______, it borrows soldiers from different countries.
| A．Moreover | B．Anyhow | C．Instead | D．Somehow |
. A nature reserve for white-flag dolphins was set up in 1992, _______ boats have been
prohibited from sailing around since then.
| A．where | B．which | C．when | D．what |