Knowing how long the test would last, the students who finished _______ back and waited until the end of the exam.
.Nobody can bear __________ at in public places.
.--- Do you think we can get there on time?--- Yes, ____________ the car doesn’t break down.
.--- It is said that you have given up your job as a secretary. Why? --- The salary is OK, but I have got ___________ nothing in the office all the time.
.When he was young, he used to __________ hard at his lessons.
.--- What do you think our guests ___________ be doing at the moment? --- They must be enjoying themselves at the party.