Fill in each of the blanks in the following sentences with a suitable preposition or adverb. 1. Unfortunately, the hat I had just bought was no longer______ fashion. 2. You ought to pay more attention _____ the quality of these goods. 3. I want to complain ______the food and the service in this restaurant. 4. The trend at the moment is _______ a more natural and less made-up look. 5. I will meet Mr. Smith _______ the book club at 10 o’clock. 6. We have invited an expert ______ this area to give us a speech. 7. I have a strong desire _______ fresh air after staying in the small room for several hours. 8. His knowledge is only limited ________ what is taught in class.