They are teachers and don’t realize _______ to start and run a company.
The place ________ the bridge is supposed to be built should be _________ the cross-river traffic is the heaviest.
The factory produces half a million pairs of shoes every year, _________ are sold abroad.
China isn't the country _________ she used to be 50 years ago.
Do you have anything is important to tell me?
20 . They have made_______a rule________in the room.