can和be able to表能力,He can watch TV now. He can watch TV tomorrow.前一句可以用be able to的现在一般时替换,后一句可以用现在将来一般时替换. 这个很好理解. 那么问题来了,must和be sure to表必定的推测时,He mu...
...际情况,可适当发挥。2.不要出现自己真实的学校、姓名和班级。我的文章:Dear Linda,I'm glad to hear from you! Everything is excellent! How are you lately?I'm much taller than before, yet the weight did not change a lot. Therefore,
I look a bit thinner and I'm in a good s...