I. Choose the best answers for the correct tenses in these following
sentences:
1. He (work)……………at the moment.
a. has worked b. is working
c. were working d. worked

2. They (work)……………every Saturday.
a. has work b. is working
c. were working d. work

3. He (work)……………… last summer.
a. has worked b. is working
c. were working d. worked

4. She (work)……………since she is 16
a. has worked b. is working
c. were working d. worked

5. He (work)………………late last night.
a. has worked b. is working
c. were working d. worked

6. My parents (work)………… in a factory when the war started.
a. has worked b. is working
c. were working d. worked
II. Complete the following sentences with present perfect:
1. Peter’s bicycle ______________________________ (steal) for 3
days.
a. Stole b. has stolen
c. Was stolen d. has been stolen
2. Recently, I ______________________________ (buy) this