I never know how colorful my life would be until I ____ my first college teacher last term.
#88691
A
meet
B
met
C
have met
D
had met
推荐题目
______around the university, we then were taken to a building, ______ many scientists worked.
#91693
A
Showing; where
B
Having been shown; where
C
Having shown; which
D
Being shown; that
Alexander tried to get his work ______ in the medical field.
#91556
A
to recognize
B
recognizing
C
recognized
D
recognize
The teacher came into the classroom _______ by his students. 
#97444
A
following
B
to be following
C
followed
D
having followed.
_____ to hospital in time, the patient infected with flu was saved at last.
#92961
A
Taking  
B
Having taken
C
To be taken 
D
Having been taken