--Have you improved your spoken English ?--Yes, I have. I've ____ improved a lot.A. yet; yet B. yet; already C. already ; yet
—Have you cooked supper_______? —Yes, I have _______ finished it.
It’s more than 8 years since I _______ a teacher.
—Did you see ________ ball pen just now? —Is it _______ black one? I saw it somewhere.
He didn't find ______ in the newspaper.
---Would you like to go out to play football with me? --- ______ But I should do my homework first.