China’s economic development has made rapid progress in the past years and young people have made great contribution to this progress.
—Do you know why Jane was so angry? —Her roommate gave in to ________ and opened the letter addressed to her.
In my brother's absence, I would like to thank all concerned on his ________.
—What does PM 2.5 mean? —It's a professional ________ indicating the condition of air pollution.
It is no ________ pretending you did not know because everyone saw the whole accident.
—He has a lot of friends who have a lot in ________ common with himself. —Indeed.Birds of ________ feather flock together.