正确答案: B

错误

题目：叶状地衣和枝状地衣都为异层地衣。( )

解析：B

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举一反三的答案和解析：

[单选题]唇形科花中子房具2心皮却为4室，这是假隔膜出现的结果。( )

错误

[单选题]下列王朝，不曾设置丞相的是

清

[单选题]烟草(Nicotiana tabacum)全株含尼古丁，有剧毒。( )

正确

[单选题]罗汉松种子为肉质的( )所包被。

假种皮

[单选题]I tried phoning her office, but I couldn’t ___

get through

[单选题]--I'm sorry, but I don't quite follow you. Did you say you wanted to return on September 20?--Sorry, I ____ myself clear. We want to return on October 20.

haven't made

[单选题]红藻门的紫菜和多管藻的生活史均为异形世代交替。( )

正确

[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

①②④

[单选题]–What do you think of teaching, Bob?–I find it fun and challenging. It is a job ___ you are doing something serious but interesting.

where