Teamwork has been recently developed as a new concept known to man.

Teamwork has been recently developed as a new concept known to man.

A new ________ has been developed to improve services for children and young people in the city.

A、scheme
B、skim
C、slim

A new ______ to bilingual teaching has been developed by theM.

A、 attendant
B、 approach
C、 action
D、 argument

It is reported that a new drug has been developed which is likely to help save the lives of heart-attack