1 . If you have any questions, don’t_________ (犹豫) to ask me.
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2 . Do not u_______ (从事) exercise for a few hours after a meal to allow food to digest. (根据中英文提示单词拼写)
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3 . Don’t b________ to carry the bag for me. I can manage myself.
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4 . Don’t h______ (犹豫) to ask me if you have any questions.
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