下列程序的执行结果是___________。#includetemplate T total(T *p){T sum=0;while(*p)sum+=*p++;return sum;}int main(){int x[]={1,3,5,7,9,0,13,15,17};cout<
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21. ________ in this field for nearly ten years, Mark has lots of experience and is fit for the position.
A. Having worked
B. Worked
C. To have worked
D. Have worked
22. The manager spoke proudly of his role in the project, without mentioning _______ his team members had done.
A. that
B. when
C. which
D. what
23. Most of the goods _______ in this store are made by our company.
A. sell
B. sold
C. selling
D. be sold
24. Al helps brands create personalized customer experiences, ______will make the individual more likely to purchase.
A. which
B. what
C. who
D. when