—How did you find him out?
—I ______ his name by chance on the list.
| A．came down | B．came about | C．came up | D．came across |
Robert is said _____ abroad, but I don’t know what country he studied in.
| A．to have studied | B．to study | C．to be studying | D．to have been studying |
The lady said she would buy a gift for her daughter with the _____.
| A．20 dollars remained | B．20 dollars to remain |
| C．remained 20 dollars | D．remaining 20 dollars |
_____ a reply, he decided to write again.
| A．Not receiving | B．receiving not |
| C．Not having received | D．Having not received |
Have you ever stopped _____ how our lie _____ if the world ran out of ol?
| A．to think, would change | B．thinking, would change |
| C．to think, will change | D．thinking, should change |
. His mind _____, little tom missed the point.
| A．wandered | B．was wandering | C．was wandered | D．wandering |