He's unlucky, and he's always suffering____________ luck one after another.
Jane’s pale face suggested that she ____ ill,and her parents suggested that she ____ a medical examination.
—Peter, where did you guys go for the summer vacation?—We ____ busy with our work for months, so we went to the beach to relax ourselves.
A team, ____two doctors and three policemen, was sent to search for the lost explorers.
Mrs. Brown was much disappointed to see the washing machine she had had ____ went wrong again.
When ____ help, you should say “thank you.” or “It is kind of you”.