用所给词的适当形式填空。 1 Thank you for your _______ (invite). 2. On Wednesday, she has tennis_______ (train) with the school team. 3. The boy often_______ (train) his pet dog to stand on its hind(后部的)legs. 4. This evening Sonia is going to her_______ (cousin) birthday party. 5. Do you want_______ (go) _______ (swim) with us Saturday afternoon? 6. Would you like_______ (come) to my office _______ (discuss) the report?