Mr. Jin, the headteacher of Yu Cai Middle school is ______ warm-hearted person.
How did you know ____
---- How many students are there in the classroom? --- _______.
--- Do you know _____ will teach us English next term?--- Miss Li.
What ____ you _____ at that time last night?
Every time I heard the other students talking and _____, I felt my heart ____