【简答题】Reading Comprehension Each of the following passages is followed by some questions or unfinished statements. For each of them, there are four choices marked A,B,C and D. Read the following carefully a...
【简答题】unpredictable, unpredictability, predictable, predictability, to predict: When stress is________ , it causes damage to the immune system. When we cannot________ when something bad will happen, our sy...