【单选题】主题餐厅的实质就是销售一种_______。
【单选题】Compared to a low pressure system,generally the air in a high is ().
A.
Warmer,less dense,and less stable
B.
Cool,more dense,and drier
D.
Extremely moist with high relative humidity
【单选题】对维生素D的叙述错误的是
A.
维生素D的活性形式是1,25-(OH)2-D3
【判断题】GQPS-862培训教学监督工作具有三项基本职能:监督检查、指导和建议。( )
【单选题】类似色指在色相环上,色相距离在( )左右的色彩,由色相环相邻的颜色组成。
【单选题】When the warm air from the sea suce begins to rise, it
A.
creates an area of low pressure.
B.
supplies cold air to the eye of a hurricane.
C.
increases the sea-suce temperature.
D.
strengthens the rotation of the earth.