Rezolvarea exercitiilor din manualul de limba engleza pentru clasa IX intitulat OUTCOMES UPPER-INTERMEDIATE, Editura Heinle Cengage Learning, Autori Hugh Dellar, Andrew Walkley, Editia 2011
OUTCOMES
ADVANCED
UNIT
7: SCIENCE AND RESEARCH
Vocabulary
– Talking about science
Step 1
- breakthrough = step forward
- root = underlying
- diminished – impaired
- stuck = inserted
- thin end of the wedge =
slippery slope
- carried out = undertook
- pave the way for = lead
to
- reproduce = duplicate
- down to = due to
- negative = adverse
- condition = disorder
- created = devised