Fill in the gap with appropriate preposition:

He is good ..... Mathematics.

Write the correct spelling:

Hiararchy

Write a paragraph on "Your Hobby" within ten sentences.

Transform the following sentences as directed:

He kept the promise that he had made. (Simple)

Change the following sentences as directed:

Karim is not better than him. (Positive)

Write a letter to your Head Master for a one day leave.

You have to have ___ university degree to apply