Although you may meet some difficuIties,you should never .
My English teacher is very knowledgeable_______ she has been to many countries.
- What do you think of the traffic in our city?- It's_______ than it used to be, but there's still a long way to go.
Children are often warned_______ with fire.
My brother has made up_______ mind to go to Oxford University for further study.
The little boy was crying because his favourite toy_______ by his friend.