【单选题】A survey was carried out on the sleep time of students in middle schools, ______ were surprising.
【单选题】下列关于湿空气湿球温度的说法中正确的是:
【单选题】A survey was carried out on the death rate of new born babies in that region, ______ were surprising.
【单选题】A survey was carried out on the death rate of new-born babies in that region, the results of which were surprising.
A.
一项关于新生儿死亡率的调查在那个地区被展开,结果令人惊讶。
B.
一项关于那个地区新生儿死亡率的调查被执行,结果令人惊讶。
D.
在那个地区进行了一次新生儿死亡率调查,结果令人惊讶。
【判断题】蕨类植物既属于颈卵器植物,又属于维管植物。
【单选题】对于被水汽饱和的湿空气,下列说法正确的是( )
A.
该湿空气的湿球温度介于干球温度和露点温度之间
【简答题】A survey was carried out on the death rate of ?A survey was carried out on the death rate of new-born babies in that region, ________ were surprising. A) as results B) which results C) th...