_______ by thick bamboo and high forest, the ancient city hadn’t been discovered until the 1990s.
| A．Surrounding | B．Surround |
| C．Surrounded | D．Having surrounded |
I was ______ follow their advice.
| A．determined |
| B．determining to |
| C．determined not to |
| D．determining not to |
Although the working mother is very busy, she still ______ a lot of time to her children.
| A．devotes |
| B．spends |
| C．offers |
| D．provides |
Unless you ______ the traffic rules, the accident would occur sooner or later.
| A．catch |
| B．notice |
| C．observe |
| D．perform |
- Mum, can I have another piece of bread?
- ______.
| A．Behave yourself |
| B．Help yourself |
| C．You got it |
| D．You are welcome |
On AIDS Day, the minister of Health Department demanded that the problems ______ pay special attention to.
| A．referred to being |
| B．referred to be |
| C．refer to being |
| D．refer to be |