He got up late and hurried to his office, ________ the breakfast untouched.

My aunt arrived in Guangzhou ______ the morning of March 13.

It’s the protection for the trees ___ really matters, _____ how many trees are planted each year.

______ I spoke English before foreigners, I was a student of high school.

Urban crowdedness would be greatly relieved if fares________ on public transport were more reasonable