From these comparisons we may ... the following conclusions.

To bring this paper to a/an ... I summarise the main points5

here.

Rostov and Krow both studied the problem. The former wrote

a book; the ... published two papers.

The results revealed shortcomings in the design of the questionnaire.

... is a statistical term describing the degree to which two variables move in coordination with one another

Scientists are ... by the amount of funding they

can obtain

The best online systems can handle thousands of concurrent users.

The Special Rapporteur continues to ... the view that the term "flowing into a common terminus" should be deleted from article 2 of the draft.

Today's multifaceted science communication is an ... part of professional research and development. 

The price of oil has gone down ... the increase in production.