背诵这些句子，英语语法再也不用愁了！It 句型 1. It is/has been 3 years since he got married. 他结婚 3 年了。 2. It will be 3 years /a long time before everything returns to normal. （将）要 3 年/很长时间一切才恢复原状。 3. It was 3 hours before the fire was ...

时间:2025-04-09 22:18栏目:高等教育