－Boys, you can enjoy ______ here.
－OK, Mr. Green.
| A．your | B．yours | C．yourself | D．Yourselves |
I think Hainan is one of ___________in China.
| A．beautiful places | B．the most beautiful place |
| C．the most beautiful places | D．most beautiful places |
It’s really nice of you ________me with Chinese problem
| A．to help | B．help | C．helped | D．helping |
---What a beautiful coat. How much is it?
---It didn’t ________ much. It's only 80 yuan.
| A．cost | B．take | C．spend | D．pay |
_______careful you are, ________mistakes you will make.
| A．The more, the more | B．the more, the less |
| C．The more, the fewer | D．the less, the less |
__________ I was talking on the phone, my mother arrived at home.
| A．when | B．until | C．while | D．although |