【名词&注释】
蒲公英(dandelion)、百合科(liliaceae)、地下茎(rhizome)
[单选题]蒲公英呈莲座状，是因为( )。
A. 无茎
B. 茎仅具一个节
C. 节间极短
D. 具地下茎
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举一反三：
[单选题]
A. much
B. full
C. less
D. more
[单选题]What is the author’s opinion of some New Yorkers from her experience?
B. Easy-going
C. Self-centred.
D. Generous
F. Conservative
[单选题]若复数z1=1+i，z2=3-i，则z1·z2=（ ）
A. 4+2 i
B. 2+ i
C. 2+2 i
D. 3
[单选题]This printer is of good quality. If it _______ break down within the first year, we would repair it at our expense.
A. would
B. should
C. could
D. might
[单选题]以下句子中，全都表明孙谦为政清廉的一组是（3分）①谦慰喻而遣，一无所纳 ②俸秩出吏民者，悉原除之
A. ③治烦以简，狱无系囚 ④每去官，辄无私宅
B. ⑤已衰老，犹强力为政 ⑥居身俭素，夏日无帱帐
C. ①②④
D. ①④⑤
E. ②③⑥
F. ③⑤⑥
[单选题]At what time of the school term does the conversation most probably take place?
A. At the end of it.
B. In the middle of it.
C. At the beginning of it.
[单选题]The best title for the text would be___________.
A. The Origin of Olivetti
B. The Success of Olivetti
C. The History of Olivetti
D. The Producich of Olivetti
[单选题]百合科(Liliaceae)与石蒜科(Amaryllidaceae)的主要区别在于后者子房下位。( )
A. 正确
B. 错误
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