假如你是某国际学校的学生会主席，下周学校将邀请袁隆平院士做一次英文讲座，介绍其试种海水稻的实验，请你以学生会的名义写一份英语通知，邀请同学们参加。内容包括：
1. 举办活动的目的；
2. 活动时间、地点、内容；
3. 其他要求：为了防范疫情，参加人员限制100个名额
注意：1. 词数100左右
2. 可以适当增加细节， 以使行文连贯；
参考词汇：海水稻saline-alkali tolerant rice;
院士academician
疫情防范epidemic prevention
Notice
______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Student Union
July 5, 2020
假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处；每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改的词。
注意：1.每处错误及其修改均仅限一词；
2.只允许修改10处，多者(从第11处起)不计分。
During my last winter holiday, I went to countryside with my father to visit my grandparents. I find a big change there. The first time I went there, they were living in a small house with dogs, ducks, and another animals. Last winter when I went here again, they had a big separate house to raise dozens of chicken. They also had a small pond which they raised fish. My grandpa said last summer they earned quite a lot by sell the fish. I felt happily that their life had improved. At the end of our trip, I told my father that I planned to return for every two years, but he agreed.
The skirts are available in v_______ colors. (根据首字母,补全句子)
There has always been a close _________ (联系) between the two countries. (根据中文提示，完成句子)
He was given a reward for his o_________ work. (根据首字母,补全句子)
I’m sorry about last night — I b________ like a child. (根据首字母，补全句子)
