You made the same mistake second time, dropping “n” in the word “running”.
| A．a, the | B．a , a | C．a, an | D．the, an |
Mother is a warm-hearted person.She likes to feel .
| A．to need |
| B．needing |
| C．needed |
| D．need |
You don’t need to tell me about it.You can find other time to report it to me .
| A．at last |
| B．in case |
| C．in detail |
| D．in time |
Many sharks fish,other sea animals and smaller sharks,and sometimes they eat people.
| A．are fed with |
| B．feed to |
| C．are fed to |
| D．feed on |
What has happened recently has my determination to leave the place in which I have worked since I graduated from university.
| A．decided |
| B．strengthened |
| C．fixed |
| D．chosen |
The mountains form a natural between the two countries so they have no trade relations in history.
| A．exchange |
| B．bridge |
| C．barrier |
| D．fence |