Henry can’t attend the party _____ at Tom’s house at present because he is preparing the speech at the party _____ at Marie’s house tomorrow.
So difficult __________ it to work out the problem that I decided to ask Tom for advice.
What will happen to the children if Jim and Mary __________?
__________ by a group of journalists and __________ to nobody for help, the famous actress finally covered her face with a hat.
Many kindhearted people ___________ the Disaster Relief Fund to help the people in the earthquakestricken area.
In order to improve English,_______________.