. I was embarrassed to admit that yesterday I ______ a serious error.
| A．acted | B．committed | C．performed | D．completed |
—Have you been to the Summer Palace?
—Perhaps not in my memory．____, it might have been during my early childhood.
| A．If any | B．If ever | C．If only | D．If not |
The young man is good at a lot of things but you can't say he is ____.
—I agree with you．Actually no one is.
| A．wonderful | B．splendid | C．perfect | D．beautiful |
---Grandpa, what did the doctor say?
---He advised me to live_______ the air is fresher.
| A．in where | B．in which | C．the place where | D．where |
Our house is on the top of the hill, and in winter the winds ______ be pretty cold .
| A．can | B．will | C．would | D．shall |
On the third floor there are two rooms, ____ is used as a meeting room.
| A．one of them | B．the larger of which |
| C．the larger of that | D．the largest of which |