题目内容
（请给出正确答案）
[主观题]
The country ’s first fast food chain has _________opened about 130 stores since it ent
ered the market in 1990.
[A]so far
[B]in the end
[C] year by year
[D] sooner or later
提问人：网友abc314123
发布时间：2022-01-06
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class StudentDB: def openDB(self): self.con=sqlite3.connect("students.db") self.cursor=self.con.cursor() def closeDB(self): self.con.commit() self.con.close() def initTable(self): res={} try: self.cursor.execute("create table students (No varchar(16) primary key,Name varchar(16), Sex varchar(8), Age int)") res["msg"]="OK" except Exception as err: res["msg"]=str(err) return res def insertRow(self,No,Name,Sex,Age): res={} try: ___________________________________________ res["msg"]="OK" except Exception as err: res["msg"]=str(err) return res 程序插入一条学生记录，缺失的语句是
A、self.cursor.execute("insert into students (No，Name，Sex，Age) values (%s，%s，%s，%s)"，(No，Name，Sex，Age))
B、self.cursor.execute("insert into students (No，Name，Sex，Age) values (%s，%s，%s，%d)"，(No，Name，Sex，Age))
C、self.cursor.execute("insert into students (No，Name，Sex，Age) values (@No，@Name，@Sex，@Age)"，(No，Name，Sex，Age))
D、self.cursor.execute("insert into students (No，Name，Sex，Age) values (?，?，?，?)"，(No，Name，Sex，Age))
