Whetherit’sjoiningaschoolclub,goingtoafriend’sbirthdayp...
问题详情：Whetherit’sjoiningaschoolclub,goingtoafriend’sbirthdayparty,ortravellingbytrain,wecanmeetnewpeopleanywhereandanytimeinourlives.However,manyofusfeelawkwardwhenmeetingpeopleforthefirsttime,esp...