1
1) My brother wasn't tall enough
2)This book I'm reading isn't as interesting as the one
3) My dad's cold is slightly worse today
4) That's the best film
5) Going to school by car takes less time
3
1)Has Mike given
2)were playing
3) a few
4) much
5) whose
4
1)sore throat
2) painkillers
3) independent
4) practise
5) make