I received a letter yesterday that my mother would come to our school.
It’s important for us to employ a word or a phrase according to the ______ in language studies.
—As we know, you won’t go back to the USA since you have established a research center here.But how long _____ in America? —For almost 10 years.
—It appears that your relationship with Mike is not normal, doesn’t it? —I thought of him as a trustworthy friend _____, to my shock, he gave me away to the boss.
It was an exciting moment for these football fans this month, _____ again Sun Wen appeared on the football pitch.
After the fire, _____ would otherwise be a cultural center is now reduced to a pile of ashes.