Is there life on the other planets?

来源：学生作业帮编辑：拍题作业网作业帮分类：英语作业时间：2024/04/30 11:11:47

Is there life on the other planets?
Scientists agree there_____be,but that it would possibly be different from ours because different planets have different environment.A.could B.will C.shall D.had 为什么?

could－可以,表示可能,和后边的would不配套.
will－将,表示将来,不能肯定的事哪能用将来说?逻辑不符.
shall－应该,配would
had,没听说过有had be这种用法,had been、have to be还可能.

Is there life on the other planets? 连词成句think/you/other/life/planets/on/is/do/there No one kows exactly_____(Is there life on other planets?)将括号 found life on other planets yet There was no sign of -------(human)life on other planets unt We haven't found life on other planets yet What will life consist of on other planets? they have already found life on other planets (改为一般疑问句) 尽量快点 We haven't found life on other planets yet.We haven't found 50.There is _______(possible)that there is life on other pla Do you think there are aliens on other planets?State your re so far there is no proof ___people from other planets（行星） do