--- How about going out for a break?
--- . We've been working for three hours.
| A．Take your time | B．It's my pleasure | C．Come on | D．I totally agree |
We finished the run in less than half the time ____.
| A．allowing | B．to allow | C．allowed | D．allows |
——-Shall we go out for a walk?
——Sorry. This is not the right ____ to invite me. I am too tired to walk.
| A．moment | B．situation | C．place | D．chance |
It is clear that the whole world is passing through a social revolution in which a central _____ must be taken by scientists and technologists.
| A．process | B．attention | C．measure | D．part |
The author of the report is well _____ with the problems in the hospital because he has been working there for many years.
| A．acquainted | B．informed | C．enlightened | D．advised |
With the change of the economic foundation the entire immense superstructure is _____ rapidly transformed.
| A．anything but | B．more or less | C．at large | D．any more |