There is said to__no life on the noon 用have 还是be

There is said to__no life on the noon 用have 还是be There __no life on the moon.A.is said to have B are said to There ______ no life on the moon.A.is said to have B.are sai 同义句 原句：It is said that there is no life on the moon. Is there life on the other planets? there is now considered to be no life on the Mars The scientists have found that there is no ______ of life on be动词的选择There _____ a pen and a pencil on the desk.这里该用 is 还是 There is a pen and two books on the desk.改为一般疑问句后be该用单数还是复数? There is said to be oil under the North Sea.Or:It is said th is there anything positive to be said about the war?请用英文, why is there no life on the moon?