| 词组 | hear |
| 释义 | hear If you can hear a sound, you are aware of it because it has reached your ears. I can hear a car. Note that you usually use can in sentences like these. You say, for example, 'I can hear a radio'. You do not say 'I hear a radio'. You also do not use a continuous tense. You do not say 'I am hearing a radio'. The past tense and past participle of 'hear' is heard . If you want to say that someone was aware of something in the past, you use heard or could hear. From the far side of the village he heard the wailing of sirens. Below me I could hear the roar of a waterfall. However, if you want to say that someone suddenly became aware of something, you must use heard. I heard a shout. You can use an '-ing' form after heard or could hear to indicate that someone was aware of something that was continuing to take place. He heard Alan shouting and laughing. We could hear birds singing. You can use an infinitive without 'to' after heard to indicate that someone was aware of a complete event or action. I heard him dash into the bathroom. I heard Amy O'Shea cry out in fright. ◊ WARNING You do not use a 'to'-infinitive with an active form of hear. You do not say, for example, 'I heard him to open the door'. ◊ passive use You can use a passive form of hear, followed by either a 'to'-infinitive or an '-ing' form. You use a 'to'-infinitive after a passive form when you are talking about a complete event or action. He was heard to say 'We're not going to have any more of this.' You use an '-ing' form when you are talking about an event or action that was continuing to take place. Her companions could be heard playing games. See also entry at ↑ |
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