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【单选题】
嗜酸粒细胞的主要功能是A.
吞噬抗原抗体复合物及降解组胺
B.
吞噬细菌、细胞碎片
C.
产生抗体
D.
产生补体
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【简答题】He says that by the end of next year he (plant) 2000 trees.
【简答题】He says by the end of next year he _____ (plant) 2000 trees.
【单选题】When the author says 'I gave up' at the end, he means ______.
A.
he gave up his belief in the moral idea of the hare-and-tortoise story
B.
he gave up arguing with Tony
C.
he gave up Tony as a hopeless child
D.
he gave up trying to keep up with the new generation
【简答题】I believe __________, because he is ___ honest man. A．the words he says; a B．what he says; an C．he says what; the D．what does he say; an
【单选题】When the writer says 'I gave up' at the end，he means ______.
A.
he gave up his belief in the moral idea of the hare and tortoise story
B.
he gave up arguing with Sonny
C.
he gave up Sonny as a hopeless child
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