题文
People have learned a lot from _______ / saɪən'tɪfɪk / studies.
| A．science | B．scientific |
| C．sight | D．sightseeing |
People have learned a lot from _______ / saɪən'tɪfɪk / studies.
| A．science | B．scientific |
| C．sight | D．sightseeing |
试题篮
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