定语从句中只用that不用as的情况【观察】 1. Is there anything(that) I can do for you in town?2. All the books that have selected are useful ones.3. The first thing(that) we should do is to work out the plan.4. This is one of the most exciting table tennis games that I have ever seen.5. The last place that we visited in the countryside was a farm.6. They talked about the persons and things that they remembered at school.7. Who that has seen the film doesnt like it?8. Ill never forget the Sunday(that)