Either you or I __ to blame for this.A．amB．isC．areD．be
题型：不详难度：来源：
| Either you or I __ to blame for this. |
答案
| A |
解析
| 用either..or…., neither…nor… not only…but also…等连接两个名词或代词用主语, 谓语动词常常和最近的那个保持一致. |
举一反三
E－mail,as well as telephones, an important part in daily communication.| A．is playing | B．have played | | C．are playing | D．play |
|
| The poster says that a writer and poet ___ to give us a talk on English next week. |
The teacher together with his students ___ down at the desk and having a discussion in the classroom.| A．is sitting | B．sat | C．are sitting | D．would sit |
|
More than one student ___ that experiment.| A．has finished | B．have finished | C．are finishing | D．were finishing |
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| Ninety-six point five percent of the water on the earth ______ sea water. |
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