The public transport system in Beijing is very good now, so there _____be any difficulty in traveling around the city.
I feel it _____ that I can make a speech _____ my school.
Come and see me whenever ______.
________book you choose on the shelf __________ our school library.
It will be many years _____ he turns ______engineer.
Some consider digital TV_____ superior _____ satellite TV because it allows the same services to be delivered with clearer pictures than before.