單格填空第 35 題
The sight of a single actor portraying several characters in the same scene is no longer a shock to the average moviegoer, such special-effects trickery having become so ______.
| Blank |
|---|
| (A) expensive |
| (B) specialized |
| (C) sinister |
| (D) commonplace |
| (E) unreliable |
出處：OV1, Practice Set 1, #2
難度：Easy