20210727# 《Essential Grammar in Use》 4th

目录

• Present
  • 1 am/is/are
  • 2 am/is/are (questions)
  • 3 I am doing (present continuous)
  • 4 are you doing? (present continuous questions)

Present

1 am/is/are

A

• I'm 22.
• I'm American. I'm from Chicago.
• I'm a student
• I'm interested in art.
• I'm not interested in politics.
• ===
• My name is Lisa.
• My father is a doctor and my mother is a journalist.
• My favourite colour is bule.
• ===
• My favourite sports are football and swimming.

B

• positive

  I	am	I'm
  he/she/it	is	he's/she's/it's
  we/you/they	are	we're/you're/they're

• negative

  • i am not I'm not
  • he/she/it is not / he's not he isn't
  • she is not she's not she isn't
  • it is not it's not it isn't
  • we are not /we're not /we aren't
  • you are not / you're not or you aren't
  • they are not / they're not or they aren't

• I'm cold / Can you close the window, please?

• I'm 32 years old. My sister is 29.

• Steve is ill. He is in bed

• My brother is scared of dogs.

• It's ten o'clock. You're late again.

• Ann and I are good friends.

• Your keys are on the table.

• I'm tired, but I'm not hungry.

• Lisa isn't interested in politics. She's interested in art.

• James isn't a teacher. He's a student.

• Those people aren't English.They're Australian.

• It's sunny today, but it isn't warm.

That's = that is

there's = there is

here's = here is

• Thank you. That's very kind of you.
• Look! There's Chris.
• Here's your key. Thank you

2 am/is/are (questions)

3 I am doing (present continuous)

4 are you doing? (present continuous questions)