问题
Without proper lessons, you could __________a lot of bad habits when playing the piano. [ ]
A:give up
B: catch up
C: pick up
D: keep up
B: catch up
C: pick up
D: keep up
正确答案是：
同类题型
Which do you think is ______ subject,math, music or art— Art, I guess.
herine, I have cleaned the room for you.—Thanks. You____ it, I could manage it myself.
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rry, but there’s no smoking room in this section on the train—Oh, I____that, and I won’t smoke again