Lewin was interested in taking research beyond books and looking at how it could________real social change.
| A．bring up | B．bring about |
| C．bring in | D．bring out |
He is always ready to help others, seldom, _____, refusing them when they turn to him.
| A．if any | B．if not | C．if never | D．if ever |
After greetings the teacher said to his students, “Today we will _____ the lesson where we left off yesterday.”
| A．take down | B．take over |
| C．take up | D．take off |
_____ in her maths homework, Amy kept thinking and writing for an hour in her study.
| A．Deeply absorbed |
| B．Having deeply absorbed |
| C．Deeply being absorbed |
| D．Having been deeply absorbed |
They were in great need of help then. Therefore, your timely support certainly made a(n) _____.
| A．deal | B．difference | C．decision | D．effort |
When first seeing Masaccio’s paintings, people were convinced they were looking through _____ hole in _____ wall at _____ real scene.
| A．the; a; the | B．a; a; a |
| C．a; the; the | D．a; the; a |