The old man used to ______ under the tree for hours after supper.A、sitB、sitting

游客2025-07-01  1

问题 The old man used to ______ under the tree for hours after supper.

选项 A、sit
B、sitting
C、seat

答案 A

解析 此题考查固定搭配。used to后接动词原形,表示过去常常做某事。
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