题目内容
1. ―I wonder if you can go to the cinema with me.
―Don't disturb me. I ( write) a composition all the morning and haven't finished it yet.
1. have been writing
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题目内容
1. ―I wonder if you can go to the cinema with me.
―Don't disturb me. I ( write) a composition all the morning and haven't finished it yet.
1. have been writing