1. think / why / preferred / the / you / to land / dinosaurs / water / do.

2. techniques / excellent vision / new / in 07% / surgical / can restore / of all cases.

3. opacity / of the / cataract / eye / is the / in the lens.

4.

dear friend,

1)  why do you think dinosaurs preferred water to land
2)  new surgical techniques can restore excellent vision in 0.7% of all cases
3)  cataract is the opacity in the lens of the eye

hope this helped u!!:)
thumbs up please!