The pursuit of happiness is just a/an________of personal choice.
The teacher, together with the students, _ __ discussing Reading Skills that ______ newly published in America.
_ __ with the size of the whole earth, the biggest ocean does not seem big at all.
My parents don’t mind what job I do __ .I am happy.
--- I’m sorry I broke the vase. --- Oh, _____. It wasn’t very expensive.
It rained heavily in the south,________ serious flooding in several provinces.