April Fools' Day is a day to play jokes on others, but no one knows when such a custom first ______.
| A．comes into being |
| B．came into being |
| C．is come into being |
| D．was come into being |
—Are you sure you really want it?
—_______，I am willing to pay ________price you ask．
| A．No；no matter what | B．Yes；no matter what |
| C．No；whatever | D．Yes；whatever |
—It's cloudy outside. Please take an umbrella. — __________.
| A．Yes， take it easy | B．Well， it just depends |
| C．OK， just in case | D．All right， you're welcome |
—It was too cold yesterday morning， and I couldn’t get my car ______.
—Why didn’t you try______ the battery with some hot water?
| A．started; filling | B．to run; filling | C．going; fill | D．starting; filling |
——Do you mi nd if I open the window? ——_______ . I feel a bit cold.
| A．Of course not | B．I'd rather you didn't |
| C．Go ahead | D．Please close it |
——— Ring me at six tomorrow morning， will you?
——— Why that early? I ______ .
| A．will be sleeping | B．have slept | C．have been sleeping | D．will sleep |