客人外出旅游时在餐饮方面考虑的首要问题是()。
A.餐饮礼节礼貌
B.餐饮安全状况
C.当地交通状况
D.当地天气状况
参考答案:B
______ is well known to us all is ______Yao Ming has become the boss of the Shanghai Sharks, who attended the opening ceremony of the new CBA season on Dec. 19, 2009.
A.It; that
B.What; what
C.As; that
D.What; that
玉米成熟期是去杂去劣的主要时期。