Not until Kentucky's Mammoth Cave had been completely explored in 1972______.
A: when was its full extent realized
B: that its full extent realized
C: was its full extent realized
D: the realimtion of its full extent
A: when was its full extent realized
B: that its full extent realized
C: was its full extent realized
D: the realimtion of its full extent
举一反三
- ______ brought dramatic monologue to its full play.
- Bacon’s “Of Studies” is noted for its _____ by making full use of rhetorical devices.
- R. Browning brought the dramatic monologue to its full play.
- The government denies that any of its ______ is under rebel control. A: territory B: horizon C: extent D: scope
- informal a meeting is, full preparation should be made to improve its effectiveness.