Living alone in the central desert in Australia has its problems, _________obtaining water is not the least.
| A．of which | B．for what | C．as | D．whose |
All of the guests by 9 o’clock , but the host until 15 minutes later .
| A．arrived ; didn’t turn up | B．had arrived ; didn’t turn up |
| C．arrived ; hadn’t turned up | D．had arrived; hadn’t turned up |
Mike didn’t notice Alice entering his room. He ____ a phone call.
| A．answered | B．has answered | C．was answering | D．is answering |
—Such a mistake could have been avoided.
—Unfortunately, he _______ the mistake again and again.
| A．repeated | B．would repeat |
| C．had repeated | D．would have repeated |
—Such a mistake could have been avoided.
—Unfortunately, he _______ the mistake again and again.
| A．repeated | B．would repeat |
| C．had repeated | D．would have repeated |
If we are all willing to make _____ with each other ______ when we are in dispute，quarrels and conflicts will be avoided and we will surely live in peace.
| A．acquaintance | B．adjustment | C．contact | D．compromise |