Affect and effect

The changes had an immediate ________.

Getting a good night's sleep had a positive ________ on their health.

The pay increase will greatly _______ their lifestyle.

The harsh pollution began to _______ my health.

The prescribed medication had an _______ on the patient's symptoms.

Colorado was _______ by severe flooding last summer.

Most students face the________of funding themselves while they are studying.

He got into________for not doing his homework.

Unemployment (thất nghiệp) is a very real________for graduates now.

I’m sorry for causing so much ..................for my mother.

His ................. is poor communication.

Jame has three .................to do for his homework.