1/1/28. The St. Lawrence Seaway, Which [runs between] British Columbia and New York, [has] completed [by] the United States and Canada [in] 1959.
正确答案：A
疑问：runs表示现在的Seaway还在运营着，有什么不对的？

1/2/38. [Unlike] [commercial] motion pictures,educational films [are not financed] [by paying] admissions.
正确答案：D
疑问：为什么不能是paying，应该改成什么？

1/2/40. The [amount] of [endangered] species [increases] every year [as] natural habitates disappear.
正确答案：A
疑问：amount 是名词数量的意思，为什么不对？