So far, several ships have been reported missing _______ the coast of Bermuda Island.

He holds an important position in the company;_______, I don’t quite trust him.

Don’t blame them any more---this is _____ because they are still young and lack experience.

There is no need to add in trees to create shade because many town and city gardens are __________ shaded by buildings.

--- Do you think that the 11th Chinese National Games were a success ? --- Yes, ___! It couldn’t be ____ .