读句子,选择正确答案。 ( ) 1. __________ is the first day of the week. ( ) 2. __________ is the second. ( ) 3. __________ is the third. ( ) 4. __________ is the fourth. ( ) 5. __________ is the fifth. ( ) 6. __________ is the sixth. ( ) 7. __________ is the seventh. A. Monday B. Tuesday C. Wednesday D. Thursday E. Friday F. Saturday G. Sunday