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
---What made the students so upset?---______ to go to the movie.
#96529
A
Having not been allowed
B
Not having allowed
C
Because of not having allowed
D
Not having been allowed