There will be _____jobs for people because some robots will do the same jobs as people

下列对病句的修改不正确的一项是（ ）

I found the babyas soon as he had heard his mother .

Scientists believe Native Americans arrived by crossing the land bridge that connected Siberia and _________ more than 10 000 years ago.

must go there earlier. John has suggested that I ________ an hour before the discussion begins.