I am fond of my sister but she has one serious shortcoming. She _______ be really impatient.
A. may B. must C. can D. should
---Can I smoke here?
---Sorry. We don’t allow _______ here.
A. people smoking B. people smoke
C. to smoke D. smoking
Only by increasing the number of doctors by 50 percent _______ properly in this hospital.
A. can be the patients treated
B. the patients can be treated
C. can the patients be treated
D. treated can be the patients
--- So you didn’t say hello to Miss Wang last night?
--- Well, I stopped and smiled when I saw her, but she _______ me and walked on.
A. refused B. denied
C. missed D. ignored
Although _______ to be the best in a recent science competition, the student remains modest.
A. judging B. judged
C. judge D. having judged
In much of the animal world, night is the time ________ for sleep - pure and simple.
A. set down B. set off
C. set up D. set aside
