They _____(plan)their work carefully last term.
人气：392 ℃ 时间：2019-12-23 05:02:27
解答
planned
last term 说明是过去时间,要用过去式.过去进行时是有点时间的 比如说 They were doing their homework carefully 8 p m last night.8a m 所以用进行时 没有8a m 就用过去式
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