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【单选题】
在 Ca 2+ 、 Mg 2+ 共存时,在哪种 pH 条件下,不加掩蔽剂用 EDTA 就可滴定 Ca 2+A.
5.0
B.
10.0
C.
12.5
D.
2.5
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【单选题】Google Closes In on DoubleClick Deal Score one for Google. The Federal Trade Commission ruled Dee. 20 that it would not block Google's (GOOG) proposed＄3.1 billion acquisition of leading online ad-serv...
A.
Google doesn't agree to certain conditions.
B.
The European Union needs to sign often the merge.
C.
Google has raised concerns about consumer privacy.
D.
Google can't begin incorporating DoubleClick into it's business.
【单选题】广丰汽车公司于2008年3月12日向留洋公司购买了一批汽车轮胎，于是委托其开户银行于当日签发了一张价值20万元的银行汇票，留洋公司收到银行汇票后应在(。)前提示付款。
A.
2008年3月22日
B.
2008年5月12日
C.
2008年4月12日
D.
2008年9月22日
【简答题】塑料模具钢更加化学成分和特殊性能的不同,钢种可分为 、 、 和
【单选题】Google launched Google Plus to gain a foothold in the social media market. However, given that there are numerous social networking platforms and Facebook is already a leader in social media, Google P...
A.
incumbent disadvantage.
B.
disintermediation disadvantage.
C.
late-mover disadvantage.
D.
horizontal integration disadvantage.
【单选题】How will CEV and the moon lander be launched?
A.
They will be launched separately.
B.
CEV will dock with the moon lander.
C.
They will be launched together.
D.
The moon lander will hold four astronauts.
【单选题】Google launched its Body Browser, an application that allows people to _____ the human body. [ ]
A.
pick up
B.
look into
C.
take on
D.
carry out
【单选题】Google launched its indoor maps feature in Singapore on Tuesday, ______ the city state the second country in Asia to have it.
A.
to make
B.
make
C.
making
D.
having made
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