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共找到 60 与-----worker 相关的结果,耗时10 ms rss sitemap
设广义表L=(soldier,(teacher,student),(worker,farmer)),head和tail函数把原子student从广义表L中分离出来的运算是(17)。A.tail(head(tail(head(L))))B.head(tail(head(Tail(L))))C.tai
At the age of 29, Dave was a worker, in a small apartment near Boston and ______ what to do about his future.A. living; wondering B. lived; wondering
At the age of 29, Dave was a worker, ( ) in a small apartment near Boston and ______ what to do about his future.A. living; wondering B. lived; wonde
若用如下的SQL语句建立一个worker表: CREATE TABLE worker(NOC(4)NOT NULL,NAMEC(8)NOT NULL,SEXC(2),AGEN(2)) 可以插入到worker表中的是_________。A.('20031006',NULL,'男',23)B.(NUL