English for Research: Usage, Style, and Grammar

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A.Wallwork - English for Research Usage, Style, and Grammar - 2013

[in order to see
NORMAL INFINITIVE PERFECT INFINITIVE 1 Our clustering algorithm seems to perform

IN ORDER TO
TO
1
In order to drive a car, a license must be obtained.
To drive a car you need a license.
2 Having an English dictionary is very important, in fact a dictionary is vital
in order to be able to distinguish between different meanings of the same word. It is vital to learn English if the desired outcome is to be successful.
2 If a scientist feels it necessary, therefore, to publish in English in
order to reach a worldwide audience, does this mean that …? It is necessary to publish in English
if you wish to reach a wider audience.
3
[In order to learn English it helps to have a good teacher.
To learn English it helps to have a good teacher.
3 Our librarian will consult the library collection [in order to see if we already have these books. Our librarian will consult the library collection to see if we already have these books.
4
[In order to teach English, candidates are required to have a certificate. There is now a program of retraining Russian teachers to teach English.

74
11.5
perfect infinitive
The perfect infinitive is formed by to + have + past participle. It is used when it is important to underline that something happened in the past, rather than being true on all occasions (normal infinitive.
NORMAL INFINITIVE
PERFECT INFINITIVE
1 Our clustering algorithm seems to
perform very well with whatever kind of data it has to deal with. In the last experiment, the clustering algorithm seems to have performed very well, with just a few individuals falling outside the obvious clusters.
1 Malaria is estimated to cause almost one in five deaths in sub-Saharan Africa. This disease was estimated to have

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