____his scientific work, he has no time to care for his family affairs, which his wife always complains about.
| A．Devoting to | B．Being devoted to | C．Devoted with | D．Devoted to |
—Why did you leave without a word of warning to John?
—But what _____ otherwise? He never listens to me.
| A．could I have done | B．would I do |
| C．must I have done | D．should I do |
Mary often stays up, reviewing her lessons, books___ all over the desk.
| A．spreading | B．spread | C．are spreading | D．to spread |
—Look, the paint is starting to come off ____ the wall is damp.
—Well, we'd better have the wall repainted some day.
| A．when | B．where | C．if | D．once |
If you ___ stick to the unrealistic approach, the worse result will be waiting for you not far ahead.
| A．will | B．may | C．must | D．can |
The petrol in the car ____ on our way to the beach, so we had to walk there.
| A．gave up | B．gave off | C．gave in | D．gave out |