– How does John get to school?– He______ his bike to the subway station, then he ______ the subway.
--Thousands of people come to visit Qinghai Lake every year. --That's true.It has become our _______.
You will never guess ________.
It was stupid ______ my baby alone at home.
--Who has kept the water _____? --Oh, I forget ______.
_____Li Jun is only 10, _____ she has taken care of her sick father for three years.