It was not until he came back _____ he knew the police were looking for him.
It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind, ?
I think you’ve got to the point a change is needed , otherwise you’ll fail .
I thought Father would be better, but ______it is, he is getting worse, which makes me more worried.
Where have you been ? — I_______in the heavy traffic .Otherwise I_______ here earlier.
The film “A World without Thieves”a great success and brought in a large profit to the cinema .