Complete the sentence with the correct option: 
The brothers are working in the garden now. They _______________ it all day long.

Complete the sentence with the correct option: 
Mr Morrison ________________  a manager in this company for two years.

Complete the sentence with the correct option: 
Mark and Sue _______________ the city.

Complete the sentence with the correct option: 
She ____________ her novel for years!

Complete the sentence with the correct option: 
I ____________ Leila once or twice since she moved.

Complete the sentence with the correct option: 
During the whole week, the students _______________ for the exams.

Complete the sentence with the correct option: 
The food is so delicious that all the guests ________________ it for the whole evening.

Complete the sentence with the correct option: The brothers are working in the garden now. They _______________ it all day long.