皮皮学，免费搜题
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搜题
【单选题】
与相比，双向的优点之一是 。A.
访问前后相邻结点更为灵活方便
B.
可以省略表头指针或表尾指针
C.
可以进行随机访问
D.
插入、删除操作更为方便
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】His speech made me _________ in modern music.
A.
interested
B.
to interest
C.
interesting
D.
interest
【判断题】In his speech made at the beginning of a new semester, Obama employed the strategy "referring to historical event" to start his speech.
A.
正确
B.
错误
【简答题】营养物质通过渗透方式进入微生物细胞膜的方式有______、______、______和______等四种。
【单选题】Not until the meeting was over（）that he had made a mistake in his speech.
A.
he realized
B.
did he realize
C.
hehas realized
D.
has he realized