根据句意，首字母提示及汉语意思，完成下列各句。
⑴Library books must be always (归还) on time。
⑵Our classroom is much bigger than (they)
⑶He p to die rather than steal when he was young..
⑷His hair used to be long,but today he has his hair c .
⑸I'm looking forward to (watch)NBA on TV tonight.
