Many a time, Bob failed to find a job_____ his skills can be put to use. So the situation______ he can’t change worried him deeply.

Usually there is a blackboard on the front wall in the classroom, _________there is a slogan.

The ancient village, ______ they visited during a recent trip, is the only tourist attraction ______ is well protected without any damage.

There are many websites，________you can find almost all the necessary information.

It is good manners to eat up_______is left in your plate.

By 17:30, ______ was almost closing time, nearly all the paintings had been sold.

The Big Ben, _______ we visited during a recent trip to Britain, is one of London’s tourist attractions.

In our class there are 46 students,  ______ half wear glasses.

He’s got himself into a dangerous situation     he is likely to be accused of meeting someone. 

Mary was much kinder to Jack than she was to the others,       , of course, made all the others upset.