单选题：I visited Zhangjiajie last summer．Never in my life ______ so

题目内容：

I visited Zhangjiajie last summer．Never in my life ______ so beautiful a place like that． A． I had seen
B． did I see
C． have I seen
D． I shall see

参考答案：

答案解析：

The seventeenth century was one ________ many significant ad

The seventeenth century was one ________ many significant advances were made in

分类：英语题型：单选题

分类：英语题型：单选题

I apologize __ being late but I missed the bus.A．to B．by C．for D．of

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I must work hard，　　　I’11 fail in the exam．A．however B．if C．Or D．so

分类：英语题型：单选题

下列不属于国有资本经营预算的试行原则的是（　　）。A．统筹兼顾，适度集中 B．相对独立，相互衔接 C．收支平衡，留有结余 D．分级编制，逐步实施

分类：英语题型：单选题