托福考试

【单选题】(a) She’s writing research papers(b) She’s working on a conservation project(c) She’s studying for exams(d) She’s doing her biology homework
网考网参考答案：A
网考网解析：
[听力原文] Why is the woman so busy document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>