The public transport system in Beijing is very good now, so there _____be any difficulty in traveling around the city.
The two presidents agree with each other on the whole, but much remains______at the following meeting.
The more one is ______the English-speaking environment, the better he or she will learn the language.
As______unemployment is very high nowadays, it’s very difficult for people to find______work.
Can you think of some cases______drivers obviously knew the traffic rules but didn’t obey them?
It’s so surprising to hear from my school teacher again. ______, we last met more than twenty years ago.