—Why did you talk to the teacher after class? —I don't understand ________ during the lecture.
Later, the naughty boys _____ to the English teacher for having played a trick on her the other day.
The company is deep in _____, so you’d better avoid dealing with it.
—I met your uncle on my way to school this morning.—Ah? You _____ be joking. He flew to Germany yesterday evening!
It was almost midnight when a big fire _____ in the neighborhood.
—The job interview will take place tomorrow and I’m really worried about it, Mum ?— ________, dear! Just try your best.