根据下面句子意思及所给汉语提示，写出空缺单词、固定短语或固定搭配的正确形式。

1. The more you do exercise, the stronger and ________ (健康) you'll be.

2. "Juhuatai" is a beautiful song ________ (唱) by Jay.

3. He is extremely sad because of his dog's ________ (死).

4. ________ (拍照) is not allowed here.

5. ________ (幸亏) the man-made satellites, we can make phone calls to foreign countries.

投资偏差程度是指投资实际值与计划值的偏离程度，其表达式为（）。

A．投资偏差程度＝(投资实际值-投资计划值)/投资计划值

B．投资偏差程度＝投资实际值/投资计划值

C．投资偏差程度＝已完工程实际时间/已完工程计划时间

D．投资偏差程度＝累计投资实际值/累计投资计划值