题目内容

Modern plant breading is largely based on planned hybridization combined with_____selection to speed up the evolution of new varieties.

A. stringent
B. stern
C. emergent
D. austere

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2002年全国工业增加值为多少亿元人民币？()

A. 314.8
B. 31428.5
C. 314285
D. 314.285

According to the recent census, under-18s____nearly 95% of the single children in Chinese

A. compose
B. institute
C. prescribe
D. constitute

从以上资料中可以看出，2003年我国有关商品房的投诉比2002年同期增加()

A. 20%
B. 23%
C. 23.4%
D. 24%

In the past few years, the little land-bound country had been_____mercilessly by financial

A. deviated
B. expedited
C. decimated
D. buffeted