Find a mistake in the underlined parts in each sentence below and correct it.

1. The (A) teacher suggested that we (B) don't waste time (C) playing video (D) games.

2. I advise (A) to try a new workout (B) routine to (C) keep things (C) interesting.

3. Her parents recommend (A) that she (B) studies harder (C) so that she can get (D) into a good university.

4. The (A) sales assistant suggested that I (B) must choose a tablet (C) with a brighter (D) colour.

5. (A) If you (B) like chicken, I recommend (C) eat at the restaurant (D) opposite our office.