David smoked a lot , but now he doesn't ,(保持原句意思） David _ __ smoke a lot.

分类: 作业答案 • 2021-12-03 09:35:03

问题描述：

David smoked a lot , but now he doesn't ,(保持原句意思） David _____ ______ smoke a lot.

答

used to

David smoked a lot , but now he doesn't ,(保持原句意思） David _____ ______ smoke a lot.