根据世界卫生组织和联合国儿童基金会联合发布的报告,目前全球约有8.84亿人无法获得安全的饮用水,其中大部分生活在非洲。材料表明了( )
She looked in the direction of the window, but there was nothing in front ______ the deep darkness.
I suddenly realized that I was kept so busy that I ______ little time with my family before.
Success starts in your mind. ______ doubting yourself, think positively.
I need to obtain a part-time job because my mother’s income can not ______ the cost of my school fees.
______ you’re putting off doesn’t go away; we had better solve the problem right now.