| Tiempos Verbales |
| Simple Tenses | Progressive Tenses |
| (1) Present What is happening? |
(4) Past Perfect What had been happening? |
(7) Conditional What would be happening? |
| (2) Past What was happening? |
(5) Future What will be happening? |
(8) Past Conditional What would have been happening? |
| (3) Present Perfect What has been happening? |
(6) Future Perfect What will have been happening? |
(9) Modal Verbs What (can, could...) be happening? |
What (can/could/...) be happening ?---¿ Qué (puede/podría/...) estar pasando ?
| To Be : | am-are-is | was were |
have/has been |
had been | will be | will have been | would be | would have been | (can, could) be |
| Affirmative-----Subject + (can, could, may, might, should, must ) be + verb(ing) | |||||||||
| I must be going to the office - Debo estar yendo a la oficina | going | yendo | |||||||
| You could be coming from Brazil - Tu podrías estar viniendo de Brasil | coming | viniendo | |||||||
| She should be buying everything - Ella debería estar comprando todo | buying | comprando | |||||||
| They might be living in Chicago - Ellos podrían estar viviendo en Chicago | living | viviendo | |||||||
| Negative-------Subject + (can, could, may, might, should, must) + not be + verb(ing). | |||||||||
| I can not be selling anything - No puedo estar vendiendo nada | selling | vendiendo | |||||||
| You shouldn't be doing that work - Tu no deberías estar haciendo ese trabajo | doing | haciendo | |||||||
| He shouldn't be giving the orders - Él no debería estar dando las órdenes | giving | dando | |||||||
| She can not be visiting anybody- Ella no puede estar visitando a nadie | visiting | visitando | |||||||
| Interrogative---(can, could, may, might, should, must) + subject + verb(ing) ? | |||||||||
| Should I be bringing the beer ? - ¿ Debería yo estar trayendo la cerveza ? | bringing | trayendo | |||||||
| Could you be taking the books ? - ¿ Podrías estar llevando los libros ? | taking | llevando | |||||||
| What must he be saying ? - ¿ Qué debe estar diciendo él ? | saying | diciendo | |||||||
| Might she be accepting presents ? ¿ Podría ella estar aceptando regalos ? | accepting | aceptando | |||||||
| Affirmative | Negative | Interrogative |
| I can be going | I can not be going | Can I be going ? |
| I could be going | I could not be going | Could I be going ? |
| I may be going | I may not be going | May I be going ? |
| I might be going | I might not be going | Might I be going ? |
| I must be going | I must not be going | Must I be going ? |
| I should be going | We should not be going | Should I be going ? |
©1999 Adolfo E. Bieri
Todos los Derechos Reservados
adolfo@sherton.com.ar