A. train people to understand how computers work B. make more computers available to people C. enable more people to fix computers themselves D. help people find out more about computers 参考答案:D 答案解析:此题为主旨题。答案的依据在第二段的最后一句的不定式短语“to bring computers to the people and make them‘people-literate’(使计算机‘善解人
第12题: [单项选择]Emily doesn’t enjoy A. answering the telephone. B. typing invoices. C. preparing price lists. 参考答案:C
第13题: [单项选择]导致热衰竭的主要作业的类型是() A. 低湿作业 B. 高湿作业 C. 强热辐射作业 D. 夏季露天作业 E. 高温、高湿作业 参考答案:E 答案解析:热衰竭:在高温高湿环境下,皮肤血液流量增加不伴有内脏血管的收缩或血容量的相应增加,不足以代偿,导致暂时性脑供血不足而晕厥。起病迅速,先有头昏、头痛,心悸,出汗,皮肤湿冷,面色苍白、血压下降,继而晕厥,