She still failed in the exam, she tried her best.
A:though
B:because
C:if
D:or
阅读材料,回答下列问题。
材料一:原长三角区域和新长三角区域图。
材料二:环渤海经济圈图。
(C)
Harry Potter and the Deathly Hallows
By J.K. Rowling, paperback (平装书), 784 pages.
Publisher (出版商): Arthur Levine Books (07/07/2009)
Reading level: Age 9~12
Price: $16.69
Deceptively Delici
By Jessica Seinfeld, hard cover (精装书), 204 pages.
Publisher: Collins (09/01/2007)
Reading level: Parents
Price: $12.83
Rich Dad, Poor Dad
By Robert T. Kiyosaki, paperback, 266 pages.
Publisher: Business Plus(01/01/2010)
Reading level: Age 20~25
Price: $5.59
The Road
By Cormac McCarthy, paperback, 304 pages.
Publisher: Vintage Books (09/11/2007)
Reading level: Adults
Price: $5.50
若实数a、b满足a+b=2,则2a+2b的最小值是 ( )