Tenses: do did done

YL ___ his work for the day,” Mrs Sim commented, satisfied.

• has done

• did

• have done

• does

She was out of breath because she ___ aerobics for an hour.

• has been doing

• had been doing

• complete

She was worried because she had not ___ her homework.

• doing

• done

• did

They ___ research for weeks and they are eager to present their findings at the upcoming conference.

• has been doing

• have been doing

• are doing

He ___ not know how cook. He is going for cooking lessons starting tomorrow to learn.

• do

• does

• did

If you ___ your homework now, you will understand the lesson better.

• did

• do

• are doing

If I had more time, I ___ a language course.

• will do

• would do

• am doing

If they ___ more research before the presentation, they would not have faced so many challenges.

• had done

• would do

• did

While I was studying, my brothers ___ their chores. We finished around the same time.

• were doing

• would do

• are doing

“Be quiet! Gor Gor ___ his homework right now,” Mum reminded the five-year-old sister.

• is doing

• does

• was doing