4/ I would rather you looked after the baby carefully 

5/ I would rather you stopped wasting electricity 

6/ I would rather you avoided littering on the school yard 

7/ In spite of being sick, he did well in the exam / In spite of his sickness, he did well in the exam 

8/ Despite being late, he finished the test on time/ Despite his lateness, he finished the test on time 

4/ I would rather you looked after the baby carefully 

5/ I would rather you stopped wasting electricity 

6/ I would rather you avoided littering on the school yard 

7/ In spite of being sick, he did well in the exam / In spite of his sickness, he did well in the exam 

8/ Despite being late, he finished the test on time/ Despite his lateness, he finished the test on time 
9 in spite of being tired , they worked effectively.
10. she often plays piano.
11 .he often plays guitar.
12 .she often plays violin.