I have no idea Jim could get so much money in such a short time.
According to ________ People's Daily article, 40% of the lakes in Jiangsu have dried up in ________ past 30 years.
The actress received an award for her ________ to charity work.
We need an effective strategy to help children living in ________ poverty to have the opportunity to receive ________ good education.
—What does PM2.5 mean?—It's a professional ________ indicating the condition of air pollution.
Some students think they enjoy reading just out of interest, but others argue that a better score is their main ________.