题目内容
Bob promises to join in the football match ______ he has to help his parents on the farm.
| A．if | B．as | C．unless | D．when |
C
解析
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鹰派教辅衔接教材河北教育出版社系列答案初中暑期衔接系列答案题目内容
Bob promises to join in the football match ______ he has to help his parents on the farm.
| A．if | B．as | C．unless | D．when |
C
解析
鹰派教辅衔接教材河北教育出版社系列答案初中暑期衔接系列答案