①展现了近代国人走出国门、了解世界的历程
②改变了近代中国闭关锁国、盲目自大的局面
③为中国改革开放、融入世界提供了历史借鉴
④开创了中国独立自主的和平外交新局面
根据Jack的日程表，完成选择填空。
Mon
4:00-5:00pm
swimming class
Tue
7:00-9:00pm
meet Sam at his house
Wed
10:00-12:00am
Thu
10:00am
go to the airport to meet Mike
Fri
12:00-5:00pm
part-time job
Sat
10:00-10:30am
visit Uncle David at People's Hospital
birthday party for Tom
Sun
12:00-6:00pm
