Neither of us has much time to write back to him.
Neither of us has much time to write back to him.
We both have too much work to do.（改写句子,句意不变）
Both of us ________ ________ ________ ________ ________ his letter.
We both have too much work to do.（改写句子,句意不变）
Both of us ________ ________ ________ ________ ________ his letter.
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