托业考试

根据网考网考试中心的统计分析，以下试题在2017/9/21日托业考试习题练习中，答错率较高，为：60%
【单选题】 Ms. Nyguen had submitted her résumé before she ______the position was filled.
A．(A) will know
B．(B) knows
C．(C) has known
D．(D) knew

网考网参考答案：D，答错率：60%
网考网试题解析：
A past action that happens after a previous past action is in the simple past tense. Choice (A) is the future tense. Choice (B) is the present tense. Choice (C) is the present perfect. 查看试题解析出处>>