—The concert won' t start till seven.Why____ so early?—You know I don' t want to be at the traffic there.It' s terrible during the rush hour,
--Li Mei usually helps others, ________? --Yes, she is kind-hearted.
--Would you like to play basketball with me? --________, but I have too much homework to do.
What impressed me most was that they never ________.
A meeting was held ______ those who lost their lives in the fight against SARS.
The Chinese teacher often requires the students to talk about writers and books________they like most.