_______ the boy is only ten years old, he is able to cook for his family.
— Many students memorize the new words _______ them many times.— Yes. It’s a good idea.
—What we read usually _______ our thinking.—I think so.
—I’m trying to find a better way to _______ my old books.— OK.
— ________Ningbo you see today is _______ different city from what it used to be.—I think so.
My sister and I ______ on the playground (操场).