Hoàn thành các câu sau ở thì hiện tại hoàn thành:
- I (not / work) _____________ today.
- We (buy) _____________ a new lamp.
- We (not / plan) _____________ our holiday yet.
- Where (be / you) _____________ ?
- He (write) _____________ five letters.
- She (not / see) _____________ him for a long time.
- (be / you) _____________ at school?
- School (not / start) _____________ yet.
- (speak / he) _____________ to his boss?
- No, he (have / not) _____________ the time yet.