a language requires time and effort.
#95764
A
Learn
B
Learning
C
To learn
D
Being learned
推荐题目
Several months later, he found his deskmate very difficult _______.
#96570
A
to get along with
B
getting along with
C
to get along
D
to be gotten along with
——The captain did not leave the sinking ship till the last moment. ——So he was the last man ______ the ship.
#95066
A
left
B
leaving
C
to leave
D
to be leaving
--- What made Bill so angry?--- _____. His girl friend promised to come at 8:30, but she hasn’t come yet.
#95473
A
Having kept waiting
B
Being kept waiting
C
To be kept waiting
D
Being kept waited
Gun control is a subject ______ Americans have argued for a long time.
#98917
A
of which
B
with which
C
about which
D
into which