She staayed at home because he mother was sick Because of........ I like him because his father in kind to me. Because of....... I couldn't do the test because it was difficult Because of......... Although engsh gmamar is difficult, we like to study it In sipite of........

She stayed at home because he mother was sick.

⇒ Because of her mother's sickness, she stayed at home

I like him because his father in kind to me..

⇒Because of his father's kindness, I like him.

I couldn't do the test because it was difficult.

⇒ Because of the tests' difficult, I couldn't do it.

Although engsh gmamar is difficult, we like to study it.

⇒ In spite of the difficult of E grammar, we like to study it.