课本P15原题:8. Write a short passage of about 100 words to describe the picture below. Some useful expressions are provided to help you. Start the passage with “Sandra was writing a letter to decline Mary's invitation to her birthday party.” 根据课本原题中给出的提示,将下列所给10个英文单词或词组的编号填写在适当的填空里,使其符合原文内容请将下面内容。(注意:内容为拒绝他人邀请的一封回复信。) Sandra__1__writing a letter to __2__ Mary's invitation to her __3__. She would love to come, but __4__, she was not able to. She had to decline Mary's invitation by saying, “__5__ you for the invitation to your birthday party. We'd love to come but __6__ that Peter and I __7__ Italy on holiday on July 9th. We'll stay in Rome for ten days __8__ go on to travel to England on July 20th, and we'll have a whole month there”. Before __9__ the letter, Sandra asked Mary to give her __10__ to her family.