Question

Listen! Can you hear them _______ in the next room? A．practising to sing B．practising singi.

Listen! Can you hear them _______ in the next room? A．practising to sing B．practising singing C．practise singing D．to practise sing

Answer 1

B

试题分析：句意：听！你能听到他们在隔壁的教室练习唱歌吗？hear sb doing sth听见某人正在做某事；practise后面接动名词形式，故选择B。