1、I'm busy enough doing my homework.我做作业已经很忙了。2、Please take the book to the right position.请将书放在正确的位置。3、I won't go to bed until my mom comes back.在妈妈回来之前我是不会去睡觉的。4、It's time for class.该上课了。5、It's tim...
1、I'm busy enough doing my homework.我做作业已经很忙了。2、Please take the book to the right position.请将书放在正确的位置。3、I won't go to bed until my mom comes back.在妈妈回来之前我是不会去睡觉的。4、It's time for class.该上课了。5、It's tim...