The second runway of Hong Kong International Airport was officially ____ on May 26,1990.
A. put into effect B. made use of
C. taken notice of D. put into use
The second runway of Hong Kong International Airport was officially ____ on May 26,1990.
A. put into effect B. made use of
C. taken notice of D. put into use
D
put into use投入使用，启用；put into effect实行，实施；make use of利用，take notice of注意。