Everyone is supposed_____a seat belt in the car.
Many students don’t know how to ______ stress and become worried.
-- Tony, do you know if Frank ______ to the park with us this Sunday if it ______? -- Sorry, I have no idea.
-- ______ new buildings! I can’t believe that. It ______ a poor village.-- Yes. Everything has changed here over these years.
The disabled people shouldn’t ______. Instead, we should be friendly to them.
– Look at the lady there. ______ it be Miss Li? -- No, it ______ be her. She left for Paris this morning.