问题描述:
How lang did you spend ----- the letter?We enjoy ------ at the payty.
给上面俩题填空,并说明为什么,
我知道才那2题的答案,1 finishing writing 2 ourselves.
给上面俩题填空,并说明为什么,
我知道才那2题的答案,1 finishing writing 2 ourselves.
问题解答:
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