Question

9. Fill in the blanks using correct form of tenses.
a. I'm busy at the moment. I'm --------
--[work] on my computer.
b. My friend -----------[know] the answer to the question.
c. Robert
---[is] ill for three weaks. He's still in hospital.
d. I'm very tired. I - ----[drive]for two hours.​

Answer 1

a)working

b)knows

c)was

d)was driving

Answer 2

Answer:

a. working

b. knows

c. has been

d. have been driving

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