She went to the beach three days____ 1.last 2.beShe went to the beach three days____ 1.last 2.before 3.ago 请问before 和ago 的区别

After finishing the homework,she went to bed.After [ ] [ ] the homework ,she went to bed She went to London after she ) (pass)the exam.She went to London after she ( ) (pass)the exam. She went to the m ________ to buy some food. In spite of the heavy rain,she went to the She went to the b____to enjoy the sands She went to the mountains last Sunday.对 went to the mountains 提问如题 she went to the park 变成一般疑问句 She went to the park yesterday改为反义疑问句. She went to the zoo last week.改成否定句 She went to the mountains last weekend 变否定句 she went to the cinenma instead of Tom's翻译 She dressed up and went to the party.翻译 she went to the mountains yesterday 对画线部分提问 she went to the hospitali对划线部分提问 yesterday,a rabbit went to the field.she saw many carrots on the ground .she went home and took a After she had wrote the letter,she went to the post office.可不可以写成:After having wrote the letter,she went to the post office. （after）she wrote the letter.she went to the post office She went to the post office after she wrote the letter是什么时态