Sulphur has occasionally been found in the earth

The association between ______ has not yet been found in Australia.A．ozone levels and hosp

_____caused the accident has not yet been found.A．WhichB．WhicheverC．WhatD．Whatever

Until the 16th century the earth______to be flat.A．is believedB．has been believedC．believe

Sulphur has occasionally been found in th

Sulphur has【 occasionally 】been found in the eart

He has courage all right but in matters requiring judgment he has often been found sadly