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标题: [求助]问一道OG [打印本页]

作者: 微笑的迪妮莎 时间: 2007-10-1 20:43
标题: [求助]问一道OG
The development of a new jumbo rocket that is expected to carry the United States into its next phase of space exploration will be able to deliver a heavier load of instruments into orbit than the space shuttle and at a lower cost.

　　（A） The development of a new jumbo rocket that is expected to carry the United States into its next phase of space exploration will be able to deliver a heavier load of instruments into orbit than the space shuttle and at a lower cost.

　　（B） The development of a new jumbo rocket is expected to carry the United States into its next phase of space exploration and be able to deliver a heavier load of instruments into orbit at a lower cost than the space shuttle.

　　（C） The new development of a jumbo rocket， which is expected to carry the United States into its next phase of space exploration， will be able to deliver a heavier load of instruments into orbit at a lower cost than the space shuttle.

　　（D） A newly developed jumbo rocket， which is expected to carry the United States into its next phase of space exploration， will be able to deliver a heavier load of instruments into orbit than the space shuttle can， and at a lower cost.

　　（E） A newly developed jumbo rocket， which is expected to carry the United States into its next phase of space exploration， will be able to deliver a heavier load of instruments into orbit than the space shuttle and to cost less.

KEY是D

问题是E错在哪里？

作者: ranning 时间: 2007-10-1 21:14

（to cost less）这个不能做rocket is able to 的逻辑宾语.....be able to表示主动的能力

[此贴子已经被作者于2007-10-1 21:14:46编辑过]

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