1."I had to pack up my things very quickly."the girl said.(变成直接引语)The girl said that she had to pack up her things very quickly.为什么不用she had had to pack up2.情不自禁做某事 是不是 can't help dong sth.3.对...感到满意 be satisfied with(还是about) ~~~~~ ~~~~~~ 4.trouble是countable名词吗5.We hope everybody join actively this discussion.(修改病句)