功能祛风通络，凉血消肿的药物是（）
A.木瓜
B.五加皮
C.豨莶草
D.防己
E.络石藤
参考答案：E
As far as we know, Tom spends at least as much time watching TV as he .
A．does writing
B．writes
C．writing
D．does to write
When he learned that his brother had returned from abroad, he set off to his home _____. Which of the
following is not OK? [ ]
A. immediately
B. right away
C. right then
D. right now
E. at once
