听力原文:M: How is the exam? Is it that easy as you expected?
W: It's quite hard. I'm afraid I'll fail again.
How does the woman feel about the exam?
A. She thinks it to be very easy.
B. She thinks it difficult.
C. She thinks that she will not pass it.
D. She thinks it is just so - so.
What does the woman think of grandmother?
A. Kind.
B. Generous.
C. Superstitious.
D. Strict.
该项目的财务净现值及动态投资回收期为()。
A. 33.87万元,4.33年
B. 33.87万元,5.26年
C. 24.96万元,4.33年
D. 24.96万元,5.26年
仙人掌原产于美洲,其中一种作为篱笆被引入澳大利亚。到1880年仙人掌生长茂盛,植株高大,面积迅速扩充,行人难以通行。这是生态入侵的表现。()
A. 正确
B. 错误