The Diaoyu islands have been part of China's territory since ancient times, ________ as important fishing grounds of Taiwan.
What on earth did you tell her? The __________ on her face suggested that she was more than angry.
His daughter has __________ good knowledge of the English language and this will be an advantage over others in finding __________ proper job.
Two years ago, three scientists traveled to the Antarctica to explore a secret world hidden _________ the ice.
The charity sale our school organizes every year has taught us much that we would never have ________ learned in class.
---Excuse me, dad, but I’m going to the club to meet my friends in the football team.---OK. _______ .