The second runway of Hong Kong International Airport was officially ____ on May 26,1990.
#83970
A
put into effect
B
made use of
C
taken notice of
D
put into use
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Strict measures have to be ______ to protect______ children from family abuses. 
#66048
A
adapted; adopted
B
adopted; adopted
C
adjusted; adjusted
D
attached; adopted
 Astronaut as he was, he didn’t know _______ he had to _______ in outer space.
#73264
A
how; deal with
B
what; deal with
C
how; do with
D
what; be done with