第二部分英语知识运用（共两节, 满分35分）
第一节 单项填空（共15小题；每小题1分, 满分15分）
从A、B、C、D四个选项中, 选出可以填入空白处的最佳选项, 并在答题卡上将该项涂黑。
21. In ________ old society many young women died by so strange and cruel ________ custom.
A. 不填；a B. 不填；the C. the；a D. an；a
22. “XiJinping's report, ” a smile on his face, he continued, “_____ to several hot topics, discusses how to increase peasants' income.” A. referring B. refers C. having referred D. referred
23. If you take my ________, you'll make a lot of money in the trade.
A. command B. principle C. attitude D. tip
