He stood up and________a smile to cover up his disappointment.
— Tony, you seem in high spirits.— Yes. There is nothing _______ exciting than seeing my work in print.
He talks as if he knew the truth. _______, he knows nothing about it.
The sentence wants _______ once more as many students still have difficulty understanding it.
— Did you see it with your own eyes, Mike?— Yes. Otherwise I _______you about it.
Not until I have got all the information _______ some comments about this incident.