现在完成进行时
现在完成进行时（有时称为Present Perfect Progressive）不如其他时态常见，但理解和识别它仍然很重要。我们用'be'的现在完成时 + 动词-ing来构成它。
结构是：主语 + have/has been + 动词-ing。
如何形成现在完成进行时
肯定句
使用have / has been + 动词-ing。
| 完整形式 | 缩写形式 |
|---|---|
| I have been walking | I've been walking |
| You have been running | You've been running |
| He has been cooking | He's been cooking |
| She has been swimming | She's been swimming |
| It has been raining | It's been raining |
| We have been studying | We've been studying |
| They have been sleeping | They've been sleeping |
否定句
要形成否定句，在have或has后添加not。
| 完整形式 | 缩写形式 |
|---|---|
| I have not been walking | I haven't been walking |
| You have not been running | You haven't been running |
| He has not been cooking | He hasn't been cooking |
| She has not been swimming | She hasn't been swimming |
| It has not been raining | It hasn't been raining |
| We have not been studying | We haven't been studying |
| They have not been sleeping | They haven't been sleeping |
是/否问句
要形成是/否问句，将have / has放在主语前面。
例句：
- Have I been walking?
- Have you been running?
- Has he been cooking?
- Has she been swimming?
- Has it been raining?
- Have we been studying?
- Have they been sleeping?
疑问词问句
对于疑问词问句，将疑问词放在have / has之前。
例句：
- What have I been doing?
- Where have you been running?
- What has he been studying?
- Why has she been working today?
- How long has it been raining?
- How long have we been watching this film?
- How long have they been living here?
何时使用现在完成进行时？
⚠️ 注意：静态动词（如love、know、believe）通常不用于进行形式。
了解更多关于静态动词的信息练习题
Quizzes for this lesson will be available soon. We are currently preparing the question set and will publish it as soon as possible.
Downloadable PDF
PDF versions for this lesson will be available soon. We are currently preparing the materials and will make them accessible as soon as possible.
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