Man’s understanding of nature is developing ________. It never stays at the same level.
| A．at the right time | B．for the first time |
| C．from time to time | D．all the time |
---I have a bad cold.
---_______________.
| A．No problem. | B．Yes, you don’t look well |
| C．Thanks. | D．I’m sorry to hear that. |
My school is about twenty ________ walk from here.
| A．minute | B．minutes’ | C．minute’s | D．minutes |
_______ milk is ________ your health.
| A．Drinking, good for | B．Drink, good at |
| C．Drinking, good at | D．Drinking, good to |
My father always makes me _______.
| A．laughing | B．to laugh | C．laugh | D．laughs |
I want you to say _____ about this concert.
| A．anything different | B．something different |
| C．different anything | D．different anything |