To their disappointment, the couple _______ the house but couldn’t find the missing ring, which was to bring them into great trouble.
Sorry I’m so late,but you cannot imagine________great trouble I took to find your house.
Water,which seems so simple and common,is________makes life possible.
—You know,I’m poor in Chinese,you are not good at English,and... —That’s________we should help each other.
________we gave him something to eat,he would save it up for his little sister.
_______hungry I am,I never seem to be able to finish off this loaf of bread.