338.At times,worrying is a normal,_____ response to a difficult event or situation-a loved one being injured in an accident,for example. A.effective B.individual C.inevitable D.unfavorable
342.Marking “Earthe Day 2009”with his plan for _____energy,President Barack Obama on Wednesday called for energy exploration. A.alternative B.traditional C.available D.inexpensive
346.The rainy season is coming and let's make full use of the ______ days to dry whatever is needed. A.few last sunny B.last few sunny C.last sunny few D.sunny last few