求下列表达式的值..doc

1、求下列表达式的值:⑴?'Tom'+'jack'⑵?'tom'-'jack'⑶??'tom'-'jack'+'WE'⑷?=*10^4⑸?50+10*2-60+6%4⑹?2^4⑺?7%-4⑻?-7%-4⑼?-50%100⑽?4+$345⑾?TYPE('$23')⑿SETSTRICTDATETO1x={^2003-02-25}?xx={2003-02-25}⒀①SETDATETOYMD?date[]②SETDATETOAMERICAN?date[]③SETDATETOITALIAN?date[]④setcenturyon?date[]⑤setcenturyOFF?date[]⑥SETMARKTO'.'?date[]⑦SETMARKTO'-'?date[]⒁SETSTRICTDATETO0setcentoffsetdatetomdysetmarkto'/'?date[]x={03/02/25};?x?year[x]x={^03/02/25};?x?year[x]?month[x]⒂?date[]+10?date[]-10x={^1998/11/23};?date[]-x?x-date[]⒃x={^2003-02-2702:23}?x-3600?x-datetime[]⒄x={/:}?type('x')⒅X=.Y.?X2、打开学生表,插入简历和照片字段,数据类型分别为备注和通用字段,然后在第一个记录输入简历内容和插入图片。3、use学生表disp姓名=34?姓名?、X=45;S=56+67;D=‘ASD’store0toa1,a2,a3listmemolike*listmemolikea?清除变量:a1,a25、x=23er=34store0toa1,a2,a3saveto变量cleaalllistmemolike*restorefrom变量listmemolike*6、?"father"$"GrandFather"?"Father"$"GrandFather"?'李'>'张'?'李'>'离'?'李'>'例'?'李'>'丽'7、setexactoff?'test'='te'?'AS34'<'AS34'?'test'='test'8、setexacton?'test'='te'?'test'='test'9、?'test'==