____ the machine, the engineers paid much attention to the noise from it.
#93116
A
Having examined
B
Being examined
C
Examining
D
Examined
推荐题目
We were surprised      the temple still in good condition.
#91595
A
finding
B
to find
C
find
D
to be found
How happy we are! The holiday we have been looking forward _______ at last.
#97451
A
to has come
B
to have come
C
to having come
D
has come
I never put anything _____ others into my bag.
#92815
A
belongs to
B
belonging to
C
is belonging to
D
is belonged to