grammar keys grammar review elementary-intermediate level
TRANSCRIPT
Grammar Keys
Grammar ReviewElementary-Intermediate level
Tenses:
SimpleProgressivePerfectPerfect Progressive
Times
PresentPastFuture
TO BE _ present
SimpleA: He is a lawyerN: He isn’t a lawyerQ: Is he a lawyer?
Yes, he isNo, he isn’t
WH: Since when isis he a lawyer?A: He is a lawyer since 1995.
TO BE _ past
SimpleA: We were in Mexico.N: We weren’t in Mexico. Q: Were we in Mexico?
Yes, we wereNo, we weren’t
WH: When were you in Mexico?A: I was in Mexico last year.
Ejercicios
Others_ presentSimpleA: We need more water.N: We don’t need more water.
Q: Do we need more water?- Yes, we do- No, we don’t
WH: How often do you need some water?A: I frequently need some water.
Others_present_3rd Person
A: She needs to studyN: She doesn't need to study
y/n: Does she need to study?- Yes, she does- No, she doesn't
WH: How many times a day does she need to study?Ans: She needs to study three times a day
Memorizar para mañana
Be presente Be – ser estar I Am – soy, estoy You Are – eres, estás She Is – es, está He Is – es, está It Is – es, está You Are – eres, estás We Are – somos, estamos They Are – son, están
Be pasado I Was – era, estaba You Were – eras, estabas She Was – era, estaba He Was – era, estaba It Was – era, estaba You Were – eran, estaban We Were – eran, estaban They Were – eran, estaban
Memorizar para mañana
Wh Questions What – Que Where – Donde Why – Porque Who (with)– Quien (con) When – Cuando What time – Que hora Whose – De quien Which – Cual What kind of – Que tipo de
How Questions How – Como How much – Cuanto (no contable) How many – Cuantos (contable) How far – Que tan lejos How long – Que tanto tiempo How often – Que tan frecuente How many times – Cuantas veces
Ejercicios1. Laptop computers enable (permiten) people to comunicate.
Technological advances revolutionize science.
Researchers keep paper records of the data they collect.2. Scientists use the internet to research (investigar).
They calculate the results for the experiment.They publish their findings (hallazgos)
3. Engineers test new products on computers.CAD software helps engineers design exact plans.Mechanical engineers use CAD (Computer-Aided Design).
4. A computer directs the action of the machine.The machine creates the product.They use automation (the operation and control of machinery by electronic devices)
5. CAE (Computer-Aided Engineering) uses computers to solve engineering problems.CAE integrates design and manufacturing processes.Procter & Gamble uses CAE.
6. Some programs perform human tasks (AI).Artificial Intellingence programs don’t reason.Neuromorphic engineering creates devices (dispositivos) that behave like neural systems.AI can perform some functions.
7. Robotics is an application of artificial intelligence.Today, robots are more mobile.Robots have three components: brain (cerebro), actuators (impulsor) and sensors.
Progressive (BE + verb + ing)
ProgressiveA: He is working as a lawyer.N: He isn’t working as a lawyer.Q: Is he a lawyer?
Yes, he isNo, he isn’t
WH: What is he working on?A: He is working on a new project.
Ejercicios
Others_ past_regular
SimpleA: We needed more research.N: We didn’t need more research.Q: Did we need more research?
Yes, we didNo, we didn’t
WH: Which project did we need more research on?
A: We needed more research on the construction project.
Others_past_3rd Person
A: She needed to studyN: She didn’t need to studyy/n: Did she need to study?
Yes, she did No, she didn’tHow many times a day did she need to
study?She needed to study three times a day
Others_past_Irregulars
SimpleA: He had a good job.N: He didn’t have a good job.Q: Did he have a good job?
Yes, he didNo, he didn’t
WH: Where did he have a good job?A: He had a good job in El Salvador.
Ejercicios
Past progressive (Was + verb + ing)
ProgressiveA: The girls were living in Mexico.N: The girls weren’t living in Mexico.Q: Were the girls living in Mexico?
Yes, they wereNo, they weren’t
WH: How long were they in Mexico?A: They were in Mexico for two months.
Ejercicios
TO BE _ future
SimpleA: I will be busy all week.N: I won’t be busy all week.Q: Will you be busy all week?
Yes, I willNo, I won’t
WH: What time will you be busy this week?A: I will be busy from 8 to 5pm.
Others _ future
SimpleA: I will watch the news.N: I won’t watch the news.Q: Will you watch the news?
Yes, I willNo, I won’t
WH: How long will you watch the news?A: I will watch the news for two hours.
Progressive_ future (will+be+verb+ing)
ProgressiveA: I will be painting the house tomorrow.N: I won’t be painting the house tomorrow. Q: Will you be painting the house tomorrow?
Yes, I willNo, I won’t
WH: Who will you be painting the house with?A: I will be painting the house with my sister.