They often have three meals day. They have dinner at 6:30 pm every day.( )
A.a;aB.a;theC.a;不填
-- _______ bad weather! -- So it is. A. What B. How C. What a
What _____ it is to go horse riding __________ weather!
________ great scientist Qian Xuesen is!
()I think _______ necessary for you _______ breakfast.
The workers were made _____ the whole day.