one little question about englishThe seasonal nature of the industry’s work demanded that the timing of training courses ________ carefully selected.A) wasB) had beenC) beD) were为啥是C?类似的词都有哪些呢?希望全一些,

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one little question about englishThe seasonal nature of the industry’s work demanded that the timing of training courses ________ carefully selected.A) wasB) had beenC) beD) were为啥是C?类似的词都有哪些呢?希望全一些,

one little question about englishThe seasonal nature of the industry’s work demanded that the timing of training courses ________ carefully selected.A) wasB) had beenC) beD) were为啥是C?类似的词都有哪些呢?希望全一些,
one little question about english
The seasonal nature of the industry’s work demanded that the timing of training courses ________ carefully selected.A) wasB) had beenC) beD) were
为啥是C?
类似的词都有哪些呢?希望全一些,

one little question about englishThe seasonal nature of the industry’s work demanded that the timing of training courses ________ carefully selected.A) wasB) had beenC) beD) were为啥是C?类似的词都有哪些呢?希望全一些,
demand这一类表要求、命令的动词出现时,后面的宾语从句常用虚拟语气should do,should 可省略
虚拟语气用在 suggest,demand,insist,ask,move,advise.desire,order,propose,require,recommend,request,maintain,vote 等表示建议,命令,请求的动词后的宾语从句中,从句的谓语用 should + 原形动词,但美国英语中常要省去 should .