Directions: Read the following two passages. Fill in each blank with one proper word or the proper form of the given word to make the passage coherent. Make sure that your answers are grammatically correct. 

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Teachers always have found that teaching and learning become interesting and enjoyable when students are actively involved in the lesson. Their active engagement, however, does not come automatically. In most cases, teachers have to find ways to get them     (25)_______(involve).    

Hai K. P. Huynh, an English teacher at American-Vietnamese International English Centre in Da Nang, Vietnam, demonstrates (26)______ teachers can get students actively engaged in the learning process and take charge of their learning by giving them the opportunities to find and correct mistakes (27)________.

The effective way is to prepare an activity (28)_______ students take over the role of correcting mistakes which is normally done by the teacher. The teacher purposefully becomes the ‘mistake maker ’.

This technique can bring forth several benefits. For instance, by switching the role of the ‘mistake corrector’, the teacher can often observe that students get excited. The degree of excitement (29)_______ (increase) when the class is divided into two teams to compete with each other in finding and correcting the mistakes.