Questions 1-10

Verb forms: present perfect and present perfect passive
The two plans show changes to a science park since 
2008. The most striking alteration has been [present 
perfect passive] to the northern part of the area, where a 
Research and Development block has been constructed 
[present perfect passive] on the grassland, though it is 
noticeable that the area covered by trees has remained 
[present perfect] approximately the same. Two buildings 
have been expanded [present perfect passive], most 
obviously the Cyber Security unit, which has almost 
doubled [present perfect] in size. Another important 
change has been to the transport arrangements. 
The amount of space for cars has been significantly 
reduced [present perfect passive], with car parking 
cut [present perfect] by almost half. At the same time, 
public transport links have been increased: [present 
perfect passive] a train station has been added [present 
perfect passive] and there is now a bus stop opposite 
the entrance; a cycling lane has also been introduced 
[present perfect passive]. Two buildings have been 
given [present perfect passive] different names: the old 
Reception block is now called the University Hub and 
the IT Centre has been renamed [present perfect] the 
Innovation Centre. Taken as a whole, the Science Park 
has undergone [present perfect passive] a number of 
major alterations since 2008.