一道中考单选题(理由的话,讲下hear的用法吧) -----Do you often hear Tom ___in the next room? -----No,but he is often heard ___ the guitar in the garden outside. A.sing;to play B.to sing;play C.sing;play D.singing;play 明天下午6点前答复
感官动词+do 与+doing的区别: 感官动词 see, watch, observe, notice, look at, 【hear】, listen to, smell, taste, feel + do 表示动作的完整性,真实性;+doing 表示动作的连续性,进行性 I saw him work ...