_____is a good of exercise for both the young and the old.
#98386
A
The walk
B
Walking
C
To walk
D
Walk
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—How wise of you to come round, but why?— ________that all is right.
#98127
A
See
B
To see
C
Seeing
D
For seeing
The engine just won’t start.Something seems________wrong with it.
#89482
A
to go
B
to have gone
C
going
D
having gone
I left him，______ never to come back again.
#88578
A
being determined
B
was determined
C
determining
D
determined
In zones where earthquakes are known to occur, ______ construction techniques can significantly reduce the effects of seismic wave.
#94980
A
to improve
B
improving
C
improved
D
being improving