Nowadays it’s very useful ______ a foreign language.
#48542
A
learn
B
learned
C
to learn
D
learns
推荐题目
—We must stop ________ plastic bags (塑料袋).—You’re right. It’s bad for our environment(环境).
#48420
A
use
B
to use
C
used
D
using
—What do you think has made Jane so worried?—_______ all the tickets for the stamp show.
#50580
A
Lose
B
Lost
C
Losing
D
To lose