I. Chia động từ :
1. The most ( stand ) feature of his character is his great generosity 
2. We thanked warmly all the neighbours who helped us with the ( move ) and invited them to visit us in our new house in New Hampshire.
II. Insert a preposition or particle in each gap below
1. Hundreds of people expected to see their favorite TV star but she didn't turn .... at all that day.
2. The fire broke out right after midnight abd was only put ... three hours later.
3. Our boss wants us to inform him .... advance about every decision we're going to make