【正文】
It’s honest of Mary to tell her teacher that a mistake in her paper hadn’t been found out. It’s stubborn of Tom not to change his mind. Compare the following: Simon is kind. Simon helps his teachers a lot. It is kind of Simon to help his teachers a lot. Simon is kind enough to help his teachers a lot. Sb. / Sth. + be + a. + enough to do sth. We use this pattern to describe a person’s personality and ability. ?Andy is energetic enough to be a leader. ?Amy is outgoing enough to make friends. ?Kitty is creative enough to be an artist. ?Simon is generous enough to buy gifts for all of us. ? It’s very silly of you to make such a mistake. ? It’s creative of you to think of the idea. ? It’s impossible for you to finish the task today. ? It’s not easy for you to be a t