(届北京中国人民大学附属中学高考冲刺英语卷)
n his lecture, the professor referred to the belief, in contrast to all other countries, _____ the elderly are wise, _____ is particularly dominant(占优势的) in the Chinese culture.
(届甘肃省部分普通高中高三目标诊断英语卷)
_______ difficult and challenging the task may be, we must finish it on time, because there is a possibility _______our work will go down in history.