3.16 ()arriving home she found her old friend already there.
A. On
B. For
C. By
D. With
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2.27
A. attended
B. missed
C. escaped
D. changed
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4.25.A. poor B. strange C. foolish D. lazy
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4.9 I couldn’t find my black gloves ().
A. nowhere
B. somewhere
C. everywhere
D. anywhere
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5.11He spoke in such a high voice ()at the farther end of the room.
A. as to be heard
B. to be heard
C. as to hear
D. to hear
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4.15There’s plenty of time, so you worry about it.
A. needn’t
B. couldn’t
C. mustn’t
D. wouldn’t
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1.8对第三段文字中词句的理解,不正确的一项是( )。
A. “维管束表现植物智慧”,意思是指在发展进化中,植物改变自己以适应生长需要而表现出的生命活力。
B. “树活一层皮”的俗语,反映了过去人们在维管束功能方面认识上的不足,以为只是树皮在发挥作用。
C. 维管束中的木质部导管和韧皮部筛管细胞,分别输送不同的营养物质,这样能够“提高运输效率”。
D. “伴胞”是植物体中的一种小细胞,作为维管束系统中的一部分,主要是帮助筛管细胞运输大分子有机物。
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1.35.
A. difficult
B. expensive
C. beautiful
D. familiar
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3.17 You can invite Tom to the party, please don’t ask that friend of his.
A. but
B. for
C. since
D. or
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5.34.
A. room
B. home
C. house
D. Glenns’
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