问题
选择题
Without proper lessons, you could ________a lot of bad habits when playing the piano．
A．break up
B．pick up
C．catch up
D．give up
答案
答案：B
考查短语。break up打破，打碎；pick up拾起，获得，养成；catch up跟上，赶上；give up放弃。没经过正规训练，弹钢琴时你可能会养成很多坏习惯。