We saw quite a lot of cows on the farm.( 改为一般疑问句）
（）（）（）quite a lot of cows on the farm.
They worked in a hospital last year(改为否定句）
（）（）（）in a hospital last year
人气：171 ℃ 时间：2020-05-21 20:58:26
解答
Did you see quite a lot of cows on the farm?They didn't work in a hospital last year.【解析】：一般过去式的陈述句,改疑问句主要看动词.如果动词是实意动词,改疑问句就是Did+主语+动词原形+...(即剩下的照抄）...
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