几道英语选择题（紧急）
1.---Is Tom still smoking?
----No. By next Saturday he ____for a whole month without smoking a single cigarette.
A will have gone B will have been
2. As far as I am concerned, the dictionary is____,but that reference book is____.
A a great help ,less useful B very useful ,of no any use
3. He ___give up the dictionary than a child would give up a new toy.
A will no longer B would rather
C had better D would no more
4.My grandmother had___ over 50000 when she was sixty-five years old.
A put away B put back C put out D put down
希望能有详细解释，特别是二选一的头两道题：）谢谢！
参考答案:A因为第一个答句里面有FOR表一段时间一直到现在所以用现在完成时的BEEN
A一般语序
D
A储存的意思