问题

_the virtual world of RealCine, the headsets even have small openings _______ smells to match the environment.
A:Adding to; give out
B:Added to; give off
C:To be added to; giving off
D:To add to; giving out
B:Added to; give off
C:To be added to; giving off
D:To add to; giving out
正确答案是:
同类题型
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