31 The spice cinnamon and the drugs cascara and quinine all come from bark, the
protective out layer of stems and roots of woody plants
5 The “confederation school” poets of nineteenth-century Canada were primarily nature poets, ----- a wealth of eulogies to Canadian rural life.
(A) and producing
(B) who they produced
(C) producing
(D) whose production of
4The Sun, the Moon, and Earth have magnetic fields, and......evidence that the stellar that extend through vast regions galaxies have fields of space.
(A) which is
(B) is
(C) because
(D) There is
21The snapper, a large-headed fish with a long dorsal fin, is named to its
A B
characteristic way of suddenly, shutting its mouth. 我知道B,C都有问题,但是为什么OF 后跟副词也对啊,这题选B
小妹语法很差,请大家多多帮忙!!谢谢
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