题目内容

玫瑰花,呈_____或_____。花托_____,与_____合生。萼片5,披针形,黄绿色至棕绿色,被有_______。花瓣展平后,呈______,紫红色,少数黄棕色。花柱多数,柱头在花托口______,略突出,短于雄蕊。体轻,质脆。

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月季花功效_____、_____;玫瑰花功效_____、_____、_____。

The match has been cancelled due to adverse weather conditions.

A. predictable
B. unfavourable
C. warm
D. excellent

In a related development, the sharp distinction between museum and heritage sites on the one hand, and theme parks on the other, is gradually evaporating. In fact, they already borrow ideas and concepts from one another.

A. becoming gas
B. strengthening
C. becoming sharper
D. disappearing

In 1890 he proposed that evolution was irreversible: that “an organism is unable to return, even partially, to a previous stage already realised in the ranks of its ancestors.

A. that can not be undone
B. that can be changed
C. than can become worse
D. that can not be prevented

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