*Complete the following sentences.

1 It's snowing now. It snowed yesterday.

2 He is boiling some eggs now. He    some 

  this morning.

3 We are enjoying our lunch. We    it   yesterday, too.

4 She is surfing on Internet now. She surfed on

  Internet last night, too.

5 Please help me ( ) the telephone.

6 I don't like ( ) the piano.

*Write questions and answers

1 she/air the room/yesterday

  What did she do yesterday?

  She aired the room yesterday.

2 they/sharpen their pencils/this morning

3 she/turn on the television/this evening

4 she/call the doctor/the night before last