by his friends and relations，he decided to send his invention to the patent office to get recognition for his successful idea．
#94495
A
Having pressed
B
Being pressed
C
Pressed
D
To be pressed
推荐题目
Shenzhou-VIII has docked with Tiangong-I successfully, _____ the start of the establishment of China's own space station．
#91153
A
marked
B
to mark
C
marking
D
having marked
All the preparations_____, we're ready to start.
#98077
A
made
B
being made
C
having made
D
have been made
. There are many mistakes in his essay, ______his failure.
#97303
A
which results
B
leading to
C
led to
D
that led to
There are a great number of natural resources in the desert, which remain to be ________.
#93907
A
explored
B
exploited
C
exploded
D
exposed