Diamond, _________, is the hardest of all materials.
----I failed again. I wish I _________ harder.---But you _________.
It was the training _______ he had at school _______ made him good jumper.
The new stadium being built for the next Asian Games will be the present one。
He will come to understand your efforts sooner or later. It’s just a matter of _____.
-----I expect everything will turn out as you wish. -----_______.