【单选题】雾霾危害虽多,但是我们可以采取相应的措施来应对雾霾天气,下列哪项措施不值得提倡( )
【单选题】在竞赛时或竞赛前后即刻存在的主观上所认知到某种危险或威胁情境的担忧属于________。
【单选题】在下列 Java 的基本数据类型中,所占字节数最少的是 ________ 。
【单选题】鲐鱼中含量较高,特别是在不新鲜时含量更高并能引起食用者发生过敏中毒现象的物质是
【单选题】在下列Java的基本数据类型中,所占字节数最少的是( )
【判断题】雾霾天气应尽量不要开窗,确实需要开窗透气的话,应尽量避开雾霾高峰时段,可以将窗户打开一条缝短时间通风.()
【单选题】听力原文:W: You must have enjoyed using your new camera on your trip. M: I would have, but after buying the new camera especially for that trip, I left it in the car with my friend who drove me to the air...
A.
He left his camera at the airport.
B.
He enjoyed using his new camera.
C.
He lost his new camera on his trip.
D.
He left his camera in his friend's car.