如果你想问“今天是星期几?”应该说:A. What do you do on Mondays? B. What day is it today? C. When is your brithday?
—________ is your sister’s coat? — Red.
I can see ________ the duck.
________ are all good students in schools.
The film is very boring. ________ people like it
—Is it serious, doctor? —Don’t worry. ________ serious.