English for more than six years, he can speak and work very well with that businessman from England.
#96295
A
To have learned
B
To learn
C
Learning
D
Having learned
推荐题目
If _____ green, the door might look more beautiful.
#98357
A
paint
B
painted
C
to paint
D
painting
The question ______ last night was of great importance. 
#97848
A
discussed
B
discussing
C
to be discussed
D
discuss
Though       to see us, the professor gave us a warm welcome.
#95576
A
surprising
B
was surprised
C
surprised
D
being surprised