He isn’t that hard-working. So he has problems _______ English.
#57730
A
to learn
B
learns
C
learning
D
learned
推荐题目
The government will_______ more colleges for more students to receive higher education.
#58572
A
set up
B
send up
C
set out
D
use up
—What is your best friend like?.—He is a helpful student. He often helps the teachers _____ papers.
#58957
A
hand in
B
hand off
C
give out
D
give up
Tom _______ yesterday morning, but I was out.
#51920
A
built up me
B
built me up
C
rang up me
D
rang me up