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【单选题】听力原文：W: Good morning, Mr. Tim. It's a long time since I had the pleasure of a visit from you. M: Yes, it must be three or four years. I haven't visited you since I called about my will. You helped me ...
A.
Haifa year.
B.
Two years.
C.
Three or four years.
D.
More than five years.
【简答题】为何双环庚二烯在光照和加热条件下的产物不同?
【单选题】Blank (2)_____________
A.
In fact, it expects sales to companies with fewer than 25,000 make sure that the employees to account for nearly half SAP’s total software phrase you choose fits sales this year.
B.
They recently announced they had purchased Virsa System, a privately held supplier of regulatory compliance software.
C.
You just can’t do everything yourself if you want to remain competitive.
D.
Competition in the market is fierce and only the big players will survive.
E.
Since then, it has evolved from a small, regional enterprise into the global market leader in ERP software, employing more than 34,000 people.
F.
Kagermann was unimpressed with Oracle’s appetite for big, headline-grabbing acquisition (People Soft Siebel System).
G.
That is different from buying half of a heart.
【简答题】为什么RNA在稀碱条件下可水解成单核苷酸，产物为2'-核苷酸和3'-核苷酸的混合物，而DNA在碱性条件下会有何变化
【简答题】五价钒的溶液与H 2 O 2 发生______反应，在酸性条件下反应产物为______，在碱性条件下反应产物为______。
【单选题】Five years ago, David Smith wore an expensive suit to work every day. “I was a clothes addict(迷),” he jokes. “I used to carry a fresh suit to work with me so I could change if my clothes got wrinkled(...
A.
Company workers started to dress down about twenty years ago.
B.
Dress-down has become an everyday phenomenon since the early 1990s.
C.
“Dress-down Friday” was first given as a favor from employers.
D.
Many workers want to wear casual clothes to impress people.
【单选题】Blank (3)_____________
A.
In fact, it expects sales to companies with fewer than 25,000 make sure that the employees to account for nearly half SAP’s total software phrase you choose fits sales this year.
B.
They recently announced they had purchased Virsa System, a privately held supplier of regulatory compliance software.
C.
You just can’t do everything yourself if you want to remain competitive.
D.
Competition in the market is fierce and only the big players will survive.
E.
Since then, it has evolved from a small, regional enterprise into the global market leader in ERP software, employing more than 34,000 people.
F.
Kagermann was unimpressed with Oracle’s appetite for big, headline-grabbing acquisition (People Soft Siebel System).
G.
That is different from buying half of a heart.
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