--Have you improved your spoken English ?--Yes, I have. I've ____ improved a lot.A. yet; yet B. yet; already C. already ; yet
After a short rest, the workers kept on _____ till midnight.
___of giant pandas is getting ___because their living areas are becoming farmland.
My parents told me _____ at the old people, it’s impolite.
You’d better_____ like that, or the teacher will be angry .
He looked ___________,but could see ____________.