---Mary was asked to do something important.---It doesn’t matter. Let’s        the work where it is left off.

The southern part of Ireland was unwilling and       to form its own government.

Some students have trouble _______grammar while others have difficulty      —___ new words.

She has kept a diary since14. In it she _________ all the events that happens to her.

Armed police and railway workers were removing snow from the track to _______ a train stuck near Jining in Inner Mongolia.