【课内基础自测】 I．题目略。 1．present 2．past 3．changes 4．underground 5．just Ⅱ．题目略。 1．eaten 2．changed 3．have known 4．ride 5．haven't found 【课后巩固提升】 Ⅲ．1-5 BBACB 6-10 ACDCA Ⅳ．题目略。 1．hungry; don't want 2．was in the bowl 3．used to 4．went to; an hour ago 5．

【课内基础自测】 I．题目略。 1．present 2．past 3．changes 4．underground 5．just Ⅱ．题目略。 1．eaten 2．changed 3．have known 4．ride 5．haven't found 【课后巩固提升】 Ⅲ．1-5 BBACB 6-10 ACDCA Ⅳ．题目略。 1．hungry; don't want 2．was in the bowl 3．used to 4．went to; an hour ago 5．