尿素[化学式[CO(NH2)2]等植物营养物质过多进入水体会恶化水质,导致“水华”现象.尿素属于( )
A:混合物
B:氧化物
C:氮肥
D:复合肥
By comparing with others, you will find your problems are not so terrible.(划线部分提问)____ you find your problems are not so terrible?It is interesting to send English messages to friends on a mobile phone.(改为感叹句)____ interesting thing it is to send English messages to friends on a mobile phone!It would be nice if we could get a room with a kitchen so we could cook our town meals.(改为同义句)It would be nice if we could get a room____ a kitchen so we could cook our own meals.Being a volunteer is great.(改为反义疑问句)Being a volunteer is great,____ ?The woman teacher asked the students “ Can you understand what I am saying?”(改为间接引语)The woman teacher asked the students____ could understand what she was saying.
每年央视的春晚都为我们奉献一处精彩的文艺大餐,但是,不同民族,不同地区,不同年龄,不同性别,不同职业的人,对每年的春晚评价也有所不同。这表明( )
①人们对文化的需求呈现出多层次,多样化的特点
②要博采众长,生产适合所有人需要的文化产品
③大众需要的就是我们所倡导的大众文化
④文化建设必须坚持百花齐放、百家争鸣的方针