Though the poem is well-known, no one has yet been able to __________ its author.
举一反三
- No one has _____ been able to trace the author of the poem. A: still B: yet C: already D: just
- 纠错Paris has been well known about its famous monuments, beautiful music, andwonderful restaurants for over one hundred years.
- No one has（）been able to know who she is. A: still B: yet C: already D: just
- No other automotive engine has been able to its toughness and economy.
- The rainstorm has damaged the crops. The loss has not yet been accurately, but it is believed to be well beyond a million dollars.