— ______ does Tom surf the Internet ? —Twice a week .
________ they ________ a cow yesterday?
—Was there a sports meeting in the hall last night?—________.
—How was your vacation last Sunday?—________,we had a nice day.
This was his first visit ________ China.He said the trip ________ China was very interesting.
—Excuse me,look at the sign NO PHOTOS!—Sorry,I ________ it.