II:Use but,and,so,because.although to complete sentences
1.Both my brother .......and...........I dream of becoming a TV MC
2.My sister is good at school ......but........I am not
3. .......Although..............we tried our best ,we didn t' win the game 
4. Peter stayed at home ......because..........He was ill
5. I am tired ,..........so................I will go to bed early