The number of people who have died of bird flu since 2003 is _______.
A. 63
B. 124
C. 7.4 million
D. 50 million
1.0,7,26,63,( )。A.124B.153C.188D.196
2.As a result of destroying the forest, a large ( )of desert( )covered the land.A、number/ haveB、quantity/ hasC、number/ hasD、quantity/ have
3.In 2003 many people __________ SARS.A.died fromB.died ofC.die fromD.died
4.:3,4,7,16,43,( )。A.62B.63C.124D.126
第1题:
0,7,26,63,124,( )
A.125 B.215 C.216 D.218
给出的数列通式为 ,所以未知项为63-1=215。
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