—_____ you got Wang Feng’s autograph photo?
—Didn’t you know I went to his live concert? See? Easy!
| A．How it was | B．When it was that |
| C．How was it that | D．When was it |
Many people take pills to make sure they will achieve or maintain their desired weight＿＿＿it will lower their life expectancy（寿命）．
| A．so that | B．in that |
| C．even if | D．as if |
The media actually can play a positive role in＿＿＿consumer issues in some new areas, such as e-commerce and online finance services, which aren't fully covered by current laws.
| A．adjusting | B．announcing |
| C．addressing | D．acknowledging |
It is so noisy in the restaurant and hard for us to ________ a conversation.
| A．go on | B．keep on |
| C．carry on | D．take on |
A harmonious society is very important, so all the laws must be strictly______.
| A．watched | B．observed |
| C．carried | D．handled |
When you stand on the top of the mountain and overlook the surrounding scenery, you will find it is ______ to climb it up with effort.
| A．worth | B．worthy |
| C．possible | D．worthwhile |