Between 1897 and 1919, at least 29 movies _________, in which artificial beings of various kinds were portrayed.
A. had produced B. has been produced C. would have produced D. had been produced正确答案D
Between 1897 and 1919, at least 29 movies _________, in which artificial beings of various kinds were portrayed.
A. had produced B. has been produced C. would have produced D. had been produced正确答案D
