作为情态动词表示“胆敢”，dare通常只用于否定陈述句和疑问句。例如： I dare not go there. How dare he say such rude things about me? dare作为情态助动词没有过去式形式，其否定式为daren’t，既可指现在时间，也可指过去时间。例如： Tom wanted to come, but he daren’t. dare还可用主动词，随后的不定式可带to,也可不带to。例如： He does not dare (to) answer. Does she dare (to) go there alone? 近义词辨析 besides, but, except, except for 这组词均含有“除…外”的意思。 besides “除…外，还有…”，指更进一步的拥有，包括所“除”事物在内。 Have you got any clothes besides these?除了这些衣服你还有别的吗? but 不包括所引事物在内，多与nothing, not anything, nobody, nowhere, all, anybody等连用。 He has nobody but himself to blame for that.那件事他没法指责别人，只能怪他自己。 except 不包括所引事物。常与no, none, nothing等否定词或all,everyone, everything等连用，但不可用于句首。 They all went to the Summer Palace except one.除一人之外他们都去了颐和园。 except for 常指除去所引情况让人稍感遗憾之外，整体情况尚属理想，被除去的事物与正在谈及的事物之间不具有共同属性或性质。 The roads were clear except for a few cars.除几辆小汽车外，路面很空旷。 全真模拟试题 1. The bank is reported in the local newsp aper ____ in broad daylight yesterday. A. to be robbed B. robbed C. to have been robbed D. having been robbed 2. ____ before, his first performance for the amateur dramatic group was a success. A. Though having never acted B. As he had never acted C. Despite he had never acted D. In spite of his never having acted 3. By the middle of the 21st century, the vast majority of the world’s population ____ in cities rather than in the country. A. are living B. will be living C. have lived D. will have lived 4. Mr. Milton prefers to resign ____ part in such dish onest business deals. A. than take B. than to take C. rather than take D. rather than to take 5. No one would have time to read or listen to an account of everything ____ going on in the world. A. it is B. as is C. there is D. what is 6. There is a real possibility that these animals could be frightened, ______ a sudden loud noise. A. being there B. should there be C. there was D. there have been 7. Bit by bit , a child makes the necessary changes to make his language ____. A. as other people B. as other people’s C. like other people D. like other people’s 8. Clothing made of plastic fibres has certain advantages over ____ made of natural fibres like cotton, wool, or silk. A. one B. the one C. that D. what