present perfect (1): basic information
This entry deals with the simple present perfect. For the present perfect progressive, see present perfect 4 forms have/has + past participle I...
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across, over and through
on/to the other side of (line): across and overAcross and over can both be used to mean ‘on or to the other side of a line, river, road, bridge...
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abbreviated styles
Some styles of writing and speech have their own special grammar rules, often because of the need to save space or time.1 advertisements and...
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present perfect 2: perfect or past
Thinking about the past and present together We use the present perfect if we are thinking about the past and present together. We do not use the...
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prepositions (1): introduction
meanings and use It is difficult to learn to use prepositions correctly in a foreign language. Most English prepositions have several different...
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