【問】 The human ribs are capable to move so as to allow room for the lungs to expand duringbreathing.請指出這個句子的毛病并加以分析。【答】 從結(jié)構(gòu)上說,與able不同,capable作表語時,其后應(yīng)當(dāng)跟of sth.或of doing sth.,而不能跟to do sth.。這是各類標(biāo)準(zhǔn)考試所...[繼續(xù)閱讀]

    【問】No really satisfactory photograph has ever been taken of one in a wild state,no zoologist.however intrepid,has been able to keep the animal under close and constant observation inthe dark jungles in which he lives.(New Concept English,Book 4,P. 17)[原譯1...[繼續(xù)閱讀]

    【問】 葛傳椝:《英語慣用法詞典》(P.114)說:“I was able to do it.(指經(jīng)常的或一次的能力,并不意味著實行。)”這種說法是否符合英語的實際情況?【答】 這種說法與英語的實際使用情況是不相符的,實際上,was(were) able to只能表示一次性...[繼續(xù)閱讀]

    【問】 (1)Gauss was able to show by a theoretical analysis that the field arose within the solidearth...(北大《英語》(三),P.101)[原譯]高斯通過理論分析能夠證明場是在地球?qū)嶓w內(nèi)產(chǎn)生的……(教參)(2) After years of difficulty,Whittle was,however,able to build his firs...[繼續(xù)閱讀]

    【問】 有一本英語詞典上說:“could用來表示can的過去時態(tài),相當(dāng)于was able to”。這種說法似乎不大精確,您說呢?【答】 我們在could/was able中已經(jīng)講了它們之間的一個重要區(qū)別:could表“潛能”,was ableto表“動作的完成”,此外,它們之間還...[繼續(xù)閱讀]

    【問】 我已知道,could表示潛能。I could pass the examination.是說“我曾有能力通過考試?！?而不是指“我成功地通過了考試”。而I was able to pass the examination.則是指“我確實成功地通過了考試”。也就是說,was(were) able to是強調(diào)動作的完...[繼續(xù)閱讀]

    【問】They will stay for about a week.請問about在這里是什么詞?【答】 about在這里不是介詞,而是副詞,作“大約”、“大概”解。1. He came (at)about 4 oclock in the afternoon. (Hill)他大約下午四點鐘來了。2. Only about a third of land is arable. (White)只有大...[繼續(xù)閱讀]

    【問】 about和on在作“關(guān)于”解時有無區(qū)別?【答】 有區(qū)別。在談到非科學(xué)性、非嚴(yán)肅性問題時,一般使用about。因此,正象R.Quirk等人所說的那樣,在chat或quarrel一類動詞之后使用on,是不合適的:1. That at least is my idea about friendship.(Wilde)這至...[繼續(xù)閱讀]

    【問】 be about與be on the point of在語義上有無區(qū)別?【答】 它們在語義上并沒有什么區(qū)別,都表示最近的將來(正要,剛要)。但是,在語法上,beabout應(yīng)與帶to的動詞不定式連用,而be on the point of則必須接動名詞。1. He was just about to dive when he ...[繼續(xù)閱讀]

    【問】 The government____to approve the use of wide-spread surveillance when the JusticeDepartment took objections.A. is going B. had beenC. was about D. is coming(TOEFL,76.2)請解釋be about to的意義和用法?！敬稹?半助動詞be about to(+動詞原形),如同will/shall,be going to,be t...[繼續(xù)閱讀]