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I can’t decide _____.
A．what to doB．how to doC．what should I doD．how I should do
A
考查特殊疑問(wèn)+to do作賓語(yǔ)，若選B, do后需要加it, C選項(xiàng)是疑問(wèn)形式可排除，D do后需要加it，句意：我不能決定做什么。故選答案為A
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