【2013湖南益阳】When he saw a wallet on the ground, he ______at once. A. picked it up B. gave it up C. picked up it
He spends much time _______computer games every day.
One of the boys in my class ________ from America.
The old man _________ in Shanghai, but he _______ in Nantong now.
– _________ does your sister go to school? – On foot.
–Why do you look ________? – Because my father is ill.