English for Research: Usage, Style, and Grammar

Download 1.57 Mb.

View original pdf

Page	52/191
Date	28.09.2023
Size	1.57 Mb.
	#62190

1 ... 48 49 50 51 52 53 54 55 ... 191

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

8.1
present simple vs present continuous key rules
1. The
present simple indicates actions or situations which happen repeatedly, all the time, or at anytime, including established scientific facts and findings, theorems, definitions, lemmas, proofs etc.
2. The
present continuous indicates trends and situations that are evolving now, or programmed future events.
PRESENT SIMPLE
PRESENT CONTINUOUS
1,2 It is well known that in many universities how much you write (i.e. the quantity) is often considered to be more important than how well you
write (i.e. the quality. At the moment web are writing a paper on …
1,2 Some maps of the world’s oceans
show the widths of the continental shelves. The patients are now showing signs of fatigue.
1,2 Today a wide range of sensor devices
exist that alter their characteristics in response to a stimulus. Sensor devices are currently
being developed that will enable researchers to …
1,2 A nonempty subset H of a group G is
said to be a subgroup of G , if under the product in G , H itself forms a group. Web are forming self help groups for those with maritial problems.
1,2 The container holds the samples. The conference is being held in July.
8 Tenses present, past, future

50
8.2
present perfect key rules
1. The active form of the present perfect is often used in an Abstract to announce anew finding or some new advance in a particular discipline. This usage tends to be confined to the first line of the Abstract, or immediately after the background information has been given. However, to add further details about this innovation/news, the present simple orb past simple are used.
2. When writing a response to the referees regarding your manuscript, use the present perfect to announce what additions and changes you have made. However, when you give more details of these changes and why you made them, use the past simple .

Download 1.57 Mb.

Share with your friends:

1 ... 48 49 50 51 52 53 54 55 ... 191