动动脑。（选择相对应的答语，只填序号）
The _____ day of a week is Wednesday. A. first B. second C. third
Do you see _____ elephants? A. some B. any C. one
Can the pandas ______? A. swimming B. swim C. are swimming
Dad, there’s a call _____ you. A. for B. on C. to
I ______ books at nine every evening. A. read B. reading C. am reading
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