–Can I borrow your ruler?---Sorry, I left ___ at home. But you can buy ____ in the shop.A. it; one B. it; it C, one; it D. one; one
My friend John lives on ______ floor so he takes the elevator(电梯)home every day.
I want to know ______ she will look like when she grows up.
He couldn’t even afford a cup of tea because he had ______ money left.
We went to Quanjude to eat Beijing Duck ______ we arrived in Beijing.
Don’t you know it’s ______ useful book for English learners?