I am sorry you’ve been waiting so long, but it’ll still be some time ________ the professor gets back[ ]

y, let’s go out for dinner — Idon’t have to cook

More sheep by the farmer since two months ago.

It is strange that the small boy _________ work out such a difficult exercise, which is even hard to settle for adults.

On the graduation day, he received from his father a nice presenta note was attached, saying “I’m proud of you.”