Rongshui is ___________ city in Liuzhou.
A. big B. bigger C. the biggest
The ________ with glasses is a policewoman.
| A．man | B．person |
| C．people | D．family |
—I hope you have a great trip to Hong Kong.
—________.
| A．OK | B．Good | C．Thank you | D．That’s right |
People can only go straight when they see the ________ sign. 
［11·江津中考］There ________ only one doctor in the hospital today.
| A．is | B．has | C．have | D．are |
When can you ________ America?
| A．arrive in | B．arrive at | C．arrive | D．get |