I am very thirsty. Could you please give me ______ water?
Betty’s brother isn’t old enough to look after ____.
— Why must I wear my school uniform, mom?— Because you are a student. You are _________ to wear your own clothes to school.
— Helen, your English is pretty good. How can I improve my English?—I think you can improve your English ______ reading more.
Super Junior is ________ great group. I really like their songs and dances.
Liu Xiang runs ________ fast ________ no one can catch up with him.