The traffic on the main streets has a longer green signal than ___on the small ones.
| A．one | B．this | C．that | D．it |
______ adequate water for all residents was, until only a few decades ago, a serious problem.
| A．Providing | B．Provided |
| C．Having provided | D．Provide |
The noise of a nearby construction site terrified the shrimps that need a quiet environment, and ______ caused their death.
| A．automatically | B．particularly |
| C．hopefully | D．eventually |
Due to the ______ of this medical technology, some diseases can be treated at an early stage.
| A．approach | B．appreciation |
| C．application | D．appointment |
Beijing’s bid for ______2022 Winter Olympics has driven public enthusiasm for winter sports to ______ new heights.
| A．a; the | B．/; / | C．the; / | D．/; the |
— How soon can I get my camera purchased on the Internet?
— ______, but you can consult the express delivery company.
| A．It’s up to you | B．I have no idea |
| C．Don’t bother | D．Take your time |