作业帮语法题..Astronauts suffer from motion sickness,bone and muscle
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/07/18 16:49:09
语法题..
Astronauts suffer from motion sickness,bone and muscle loss,fuffy faces,yet no ailment in four decades of space travel suggests that human beings( ) long space voyages.
A,not survive B cannot survive
C,should have survived D cannot have survived
Astronauts suffer from motion sickness,bone and muscle loss,fuffy faces,yet no ailment in four decades of space travel suggests that human beings( ) long space voyages.
A,not survive B cannot survive
C,should have survived D cannot have survived
A
suggest 后接虚拟语气从句,suggest (that) + (should)……,should也可省略.
suggest 后接虚拟语气从句,suggest (that) + (should)……,should也可省略.