------_______ free breakfasts _______in all schools in China?------No, not yet. Only in the rural areas.Are; made B. Do; serve C. Are; served D. Do; make
---What’s your favorite subject? ---________, because I am interested in numbers.
--Is your hat on the sofa?
I’m _______ thirsty, can you give me _____ water?
Which sign(标志) means “turn left”?
The chairperson is very modest.He never_________.