His funny hat made the students _____ in class.
—Does your grandpa often walk the dog after supper? — Yes, _________ bad weather stops him.
I think watching TV every evening is a waste of time. There are _________ meaningful things to do.
Tom’s uncle has devoted _________ to charity since he came to China 20 years ago.
Li Jianrou won China’s first gold medal _________ February 13, 2014 at the 2014 Sochi Winter Olympics in Russia.
Nanjing, the ancient capital of the six dynasties, is becoming ________ international city and attracts more and more foreign tourists every year.