用所给词的适当形式填空。

1. If I             (fail) the exam, you wouldn't be so happy.

2. If I             (be) there, I would stop him from doing so.

3. If it             (be) fine tomorrow, we             (go) shopping.

4. He             (help) us if he had time.

5. He showed us how              (get) to the hall with the ID card.

下图为项目建设各阶段投资目标计划值与实际值的比较，其中不包括（）。

A．投资估算与设计概算的比较

B．投资估算与修正概算的比较

C．设计概算与修正概算的比较

D．设计概算与施工图预算的比较