四六级考试

【单选题】
A、Big waves pose a threat to commercial navigation.

B、The river current never flows faster ten miles per hour.
C．The river reverses its flow several times a day.
D．High tides can create sudden and unexpected rapids.

网考网参考答案：C
网考网解析：
How do tides from the Atlantic Ocean influence the Hudson River document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>