更换皮带操作中，需用（）来调整皮带松紧合适。 ["顶丝","游梁","横梁","滑轨"]
银行汇票可以背书转让，除（）以外。 ["填明现金字样的现金汇票","转账汇票","填明“不得转让”字样的银行汇票","收款人盖章确认收款的"]
Photoshop 7.0可在以下的哪些的Mac OS操作系统中安装使用？（） ["Mac OS 7.1","Mac OS 8.5","Mac OS 8.6","Mac OS 9.0"]
Starting air for auxiliary engines may be taken directly from the main reservoirs or through （）. ["an auxiliary reservoir","a controlling air bottle","an emergency air compressor","a main air compressor"]
根据劳动权的内容，劳动权体系主要包括的具体劳动权为（）。 ["工作权和团结权","集体协商权和集体行动权","社会保险权和工作环境权","集体劳动权和个人劳动权"]
如何开展池塘与人工湿地结合流水养鱼？
