_____ the lack of workforce in many industries, workers are now commanding higher salaries than they used to be.
| A．Regardless of | B．Due to | C．In case of | D．According to |
At first he hated the new job but decided to give himself a few months to see ___ it got any better.
| A．when | B．how | C．why | D．if |
When I talked with my grandma on the phone, she sounded weak, but by the time we ___ up, her voice had been full of life.
| A．were hanging | B．had hung | C．hung | D．would hang |
The wine industry in the area has developed in a special way, ____ little foreign ownership.
| A．by | B．of | C．with | D．from |
All of them try to use the power of the workstation ___ information in a more effective way.
| A．presenting | B．presented | C．being presented | D．to present |
The way the guests ___ in the hotel influenced their evaluation of the service.
| A．treated | B．were treated | C．would treat | D．would be treated |