题目

If you want to ________ the narrow alleys (胡同) of old Beijing, you'd better use the pedicab (三轮车)． A．explore                              B．express C．exchange                             D．explode 答案：A　考查动词词义。句意：如果你想探索老北京胡同，最好是坐三轮车。explore“探索”，符合题意。express“表达”；exchange“交换”；explode“爆炸”。

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