问题
选择题
Betty is in China _____ her father and mother. [ ]
A. with
B. and
C. but
D. under
答案
答案：A
搜题请搜索小程序“爱下问搜题”
Betty is in China _____ her father and mother. [ ]
A. with
B. and
C. but
D. under
答案：A
说明：阅读下列程序(段)并回答问题，在每小题提供的若干可选答案中，挑选一个正确答案。
| 【程序】 SET TALK OFF CLEAR STORE 0 TO X，S1，S2，S3 DO WHILE X＜15 X＝X+1 DO CASE CASEINT(X/2)=X/2 S1=S1+X/2 CASE MOD(X，3)＝0 S2＝S2+X/3 CASE INT(X/2)＜＞X/2 S3=S3+1 ENDCASE ENDDO X，S1，S2，S3 SET TALK ON RETURN |
S2的输出结果为 ______。
A．9
B．10
C．15
D．16