不等式2x-4>0的解集是( )。
x>2
Many new workers______and in six month they will be sent to build a new railway.
A.are being trained
B.are training
C.will train
D.will be trained
夏季移向暖下垫面的气团出现的天气特点是()。
Ⅰ.低层能见度差;
Ⅱ.稳定性天气;
Ⅲ.气温有明显日变化;
Ⅳ.低层能见度好;
Ⅴ.不稳定性天气;
Ⅵ.气温日变化不明显。
A.Ⅰ,Ⅱ,Ⅵ
B.Ⅰ,Ⅱ,Ⅲ
C.Ⅱ,Ⅳ,Ⅵ
D.Ⅲ~Ⅴ