The meeting ________ in the hall tomorrow is about environment protection.
| A．is being held | B．to be held | C．held | D．being held |
I have battled with my _______ whether I should keep the extra money given to me or return it to the seller.
| A．awareness | B．conscience |
| C．commitment | D．competence |
— It’s difficult to buy a ticket online because of the 1 billion clicks daily.
—_____________. There can be errors for every single step.
| A．Forget it! |
| B．Don’t mention it. |
| C．Nothing is impossible. |
| D．I can’t agree with you more. |
We haven’t reached any agreement in the discussion ______ neither side would give way to the other.
| A．unless | B．when | C．as | D．though |
The worst thing about the do-it-yourself game is ______ sometimes even men live under the delusion（错觉） ______ they can do anything, even when they have repeatedly been proved wrong.
| A．that；what | B．what；which |
| C．that ；that | D．what；that |
Whatever sport you take up, you can make it greener by using environment-friendly equipment and ___ products ______ from recycled materials.
| A．buying; made | B．buy;making |
| C．bought; made | D．buy;making |