Missing word

Hello :))), I created an exercise where the student read the sentence and choose the word that is missing. Then he writes the missing word on the line give. This exercises is available for free on teacherspayteachers website, just follow the link below to obtain your free copy :))). 

http://www.teacherspayteachers.com/Product/Missing-Word

I would love to hear any comment or suggestion about this work :))).

Thanks. Have a great day.

Fabiana

The following image is a sample of the exercise.