________ you need something, please don't hesitate to let me know.
A．Even thoughB．In case
C．As thoughD．Even if
B
B 考察連詞辨析。句義：萬(wàn)一你需要什么，請(qǐng)盡管告訴我。B項(xiàng)表示萬(wàn)一，以防。故B正確。其余不句義不相符。
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