题目

---Can I pay the bill by check? ---Sorry, sir. But it is the management rules of our hotel that payment   be made in cash. A．shall    B．need C．will D．can 答案：A目前，香港和澳门发展经济共同的不利因素，主要是（ ）A.对外交通不便B.经济基础差C.自然资源贫乏D.劳动力不足