为什么可以用earlier than usual 而不能用earlier than usually

为什么可以用earlier than usual 而不能用earlier than usually He gets up (earlier) than be usual.为什么这里是earlier而不是earlily?不 today,tom goes to school earlier than usual 为什么用usual不用usual get up earlier than usual 为什么than 后要用形容词 go to bed earlier than （usual）还是（usually） 为什么 Zhang Wei got to school earlier today than ____(usual) Today Tom goes to school earlier than ___.A:as usual B:usual earlier better than later or more early ...than是否等于earlier...than? I left for office earlier than usual this moring__ traffic j bob was so tired that he ( ) (sleep) earlier than usual 谁知道 高一英语短文填词Last Wednesday i got off work earlier than usual.whe