question about a text on sleep for teenagers
1.
Ii
2.
… sleep enough every night.
3.
… work well.
4.
… be able to fall asleep.
5.
If teenagers sleep extra hours on the weekend it can disrupt their internal clock.
6.
… sleep well.
7.
Iv
8.
I
9.
Iii
1.
Ii
2.
… sleep enough every night.
3.
… work well.
4.
… be able to fall asleep.
5.
If teenagers sleep extra hours on the weekend it can disrupt their internal clock.
6.
… sleep well.
7.
Iv
8.
I
9.
Iii