A person who believes that he is incapable will not make a real __________, because he feels that it would be useless.
Though John and David are twins, yet they differ widely _______ character.
Great changes ________ in the village in the past two years.
Returning from Guilin, he told me about the scenery ________ interested him there.
________ by a college or university in the USA Chinese students must have excellent speaking and writing abilities in English.
It was on Tuesday evening ______ I finished the experiment.