

1.the .... of the experment is about 20 minutes(long).
2.she sent her best wishes for my future.......(happy).
3. The ....... of this tree are very green and beautiful.(leaf).
4. Every year l make a........ and every year l break it.(resolute).
2.she sent her best wishes for my future.......(happy).
3. The ....... of this tree are very green and beautiful.(leaf).
4. Every year l make a........ and every year l break it.(resolute).