He is good at ________ himself _______ new things, which makes me admired.
| A．adjusting, to | B．being adapted, to |
| C．being adjusted, to | D．adapted, to |
_____, the environment of our city has been greatly improved.
| A．Paid attention to | B．Being paid attention to |
| C．Paying attention | D．Having paid attention |
Never are we allowed to pursue our economic development______ destroying the environment.
| A．at the risk of | B．at the cost of |
| C．at the end of | D．at the mercy of |
The war and sufferings it caused by the war seventy years ago are the old woman’s ______memories, which can never be forgotten.
| A．poor | B．current | C．vague | D．permanent |
When he kept silent, Mr Johnson ______ his approval for our plan.
| A．would show | B．is showing |
| C．was showing | D．has shown |
Digital teaching has ______ our way of learning and excited us to focus in class.
| A．guaranteed | B．revealed |
| C．evaluated | D．transformed |