最近的证据表明这副骨架大约有300万年的历史。

Recent evidence ___indicates that the skeleton is about 3 million years old.

勘探调查显示海床下蕴藏着大量石油。

Exploratory investigations have ___indicated large amounts of oil below the sea bed.

该研究表明，过去十年间人们花在看电视上的时间激增。

The study ___indicates that time spent on watching TV has surged in the last decade.