a language requires time and effort.
#95764
A
Learn
B
Learning
C
To learn
D
Being learned
推荐题目
Rose found her toy bear _______ under the chair.
#95343
A
hiding
B
to hide
C
having hidden
D
hidden
Sophia got an e-mail ________ her credit card account number.
#91097
A
asking for
B
ask for
C
asked for
D
having asked for