—Isn't it a surprise that I happened to meet Francis Mafhews at the Christmas party last week?
—If my memory serves me correctly, you ____ each other for exactly two years．
| A．hadn't seen | B．haven't seen | C．didn't see | D．don't see． |
I don’t allow __ in my drawing-room. I don’t allow my son __ at all.
| A．to smoke; smoking | B．smoking; to smoke |
| C．to smoke; to smoke | D．smoking; smoking |
The book __ by him is difficult __.
| A．wrote; understanding | B．written; to be understood |
| C．writing; understand | D．written; to understand |
I remember __ to the seaside by my uncle when I was a child. We forgot __ an overcoat and I felt very cold.
| A．being taken; to take | B．taking; taking | C．to take; taking | D．taken; to take |
I used to __ to the south, so now, I am used to __ in a hot climate.
| A．go; live | B．going; living | C．go; living | D．going; live |
__ to the left, you will find the path __ to the park.
| A．Turn; leading | B．Turned; to lead | C．Turning; leading | D．Having turned; led |