Fitting together the thousands of fragments of the broken vase was a long and task. 

Laura last wrote to her mother a month ago.

=> Laura hasn’t _______________________________.

She spends two hours (work) ______ part time at a supermarket near her house everyday.

Susan is very ______ of telling other people what to do.

The ______ of the people in our community with the government is very necessary. (cooperate)

Trees _______ since it stopped raining.

You should be ashamed ______ your behavior!

John: “Our teacher, Mr. Jones, is not very flexible. He always requires us to submit his assignments on time.”
Jack: “_________________. He should know that we have to learn many subjects.”

He was sitting on a chair. It was uncomfortable. (using the relative pronoun)