第4题: [单项选择]The young man ______. A. was a beggar B. played better than the usual beggars C. played the trumpet in the band at the Scala Theatre D. played in his small room in good weather with his windows open to get fresh air 参考答案:B
第32题: [多项选择]安全帽的正确使用规定有( )。 A. 一顶符合国家标准的安全帽的重量不应超过500g B. 安全帽由帽壳、帽衬和下颚带三部分组成 C. 在领取安全帽时,要首先观察其外观,看是否完好,帽壳有无破损和裂纹 D. 戴安全帽时要戴正,同时系紧下颚带 E. 在戴安全帽之前,应调整好帽衬,帽衬与帽壳不能紧贴,帽衬顶部与帽壳的间隙应保持在20~50mm,四周应保持在5~30mm 参考答案:B,C,E