Question

【题目】There are usually _____ days in February.

A. twenty-eight B. twenty-nine C. thirty D. thirty-one

Answer 1

【答案】A

【解析】句意：二月通常有二十八天。A. twenty-eight二十八；B. twenty-nine二十九；C. thirty三十；D. thirty-one三十一。结合句意和语境可知选A。