标准的优势服务计划共分为几个级别（） A: 2个，Prime/Ultra B: 3个，Plus/Prime/Ultra C: 4个，Plus/Prime/Ultra/Max D: 以上都不对

ULTRA是图象处理工具。()

One very telling study looked at a program in India that gives livestock to the so-called ultra-poor.

An Ultra 160 or Ultra 320 device falls under which SCSI standard？（） A: SCSI-1 B: SCSI-3 C: SCSI-2 D: SCSI-4

The cat looks ________ in the rain. A: a little and poor B: little and poor C: is little and poor D: is little and is poor

His health is ______. A: as poor, if not poor than his sister B: poor as his sister"s if not poor C: as poor as if not poorer than his sister"s D: as poor, if not poorer than sister"s

he is, he is happy every day. A: Poor as B: As poor C: Even though poor D: Although poor

Whichisthepropertranslationof穷生?() A: Poor Sheng B: Poor Junior Male C: Poor Senior Male D: Poor Male

His health is ______. A: as poor, if not poorer than B: poor as his sisters if not poor C: as poor, if not poorer than his sister's D: as poor as, if not poorer than his sister's

光驱接口类型有哪些（） A: IDE B: Ultra／DMA／66 C: SCSI D: ISA