Vocabulary Building; langthen, adapt, selective, rear, compensate

Hi, friends on italki.
Here is my vocabulary building practice. I would be pleased if you could check them and leave comments.

1) Lengthen
The daytime lengthens as summer is approaching.
Could you lengthen this these pants by 1.5 cm?

2) Adapt to / adapt oneself to
I spent hard days for the first few weeks to adapt myself to an environment at the new position.
New students feel it a bit difficult to adapt to the custom in the school dormitory.

3) Selective
She is quite selective about wine. She always takes time to order her wine at the restaurant.
The education system of the country can be regarded as a selective way. Only students who have got a five-star record are allowed to try entry exams to universities.

4) Rear
Nancy had has not had time to pursue what she would like to do because she has been occupied with rearing her younger brothers and sisters instead of her mom who died when she was 12 years old.
Some migrant birds come from Siberia to Japan early spring to breed and rear their baby birds.

5) Compensate for
I can take a day off to compensate for working on Sunday.
Her warm slime smile compensated for her poor English speaking skills at the dinner with our foreign customers.

Thank you for reading my entry.