_ __ with the size of the whole earth, the biggest ocean does not seem big at all.

This hat is too cold. Why not __________ buying a new one

.The place _____ the bridge is supposed tobe built should be _____ the cross-river traffic is the heaviest.

Just hang the towel _______ the back of the chair so that it will dry soon.

Look! There is _____ colour birdin the tree. ______ bird is singing.