听力原文：W: Nobody told me that the class was canceled today.
M: Yeah, sorry. I meant to, but I was SO busy that it slipped my mind.
Q: What does the man mean？
(17)
A. He meant to inform. her but forgot.
B. He was too busy to take time out to tell the woman.
C. He didn't know the class was canceled too.
D. He planned to tell the woman but slipped on his way.
查看答案
A person who is______typically has anxious thoughts and difficulty in concentration or remembering.
A. stressed
B. exploited
C. prevented
D. conquered
Who were the subjects of the IBD study？
A. Scientific pioneers.
B. Prominent politicians.
C. Outstanding scholars.
D. Successful businessmen.
There are several possible explanations for the greater job ______ in Japan in contrast to
A. sensitivity
B. creativity
C. stability
D. security
某公司按“2／10，N／30”的付款条件购入200万元的货物，下列说法不正确的是()。
A. 如果在10天内付款，则付款额为160万元
B. 如果在10天后付款，则付款额为200万元
C. 如果在10天内付款，则付款额为196万元
D. 如果在第50天付款，放弃现金折扣成本为18．37％
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