Exercise 6: Underline the mistake in each sentence. 1. Let’s doing something nice at weekend. 2. Why don’t we to go to a movie this evening? 3. Let’s go not to the movie at weekend. It is always so crowded at that time. 4. What don’t we meet at the restaurant in front of the park? 5. I don’t think we should not be going to enjoy Chinese food. 6. Let’s go gets some coffee. I’m so sleepy. 7. I thinked your idea is fantastic. 8. She suggests me not to enroll in Harvard University. 9. Why don’t me come with you tonight? It will be safer then. 10. How for having a supper? I’m hungry.