被动语态In 1991, after the Gulf War, Bush’s approval rating reached 91 percent, the highest level 填 was began可以吗,不是被动语态吗?In 1991, after the Gulf War, Bush’s approval rating reached 91 percent, the highest level recorded since polling _______ (begin) in the 1930s

问题描述:

被动语态In 1991, after the Gulf War, Bush’s approval rating reached 91 percent, the highest level
填 was began可以吗,不是被动语态吗?
In 1991, after the Gulf War, Bush’s approval rating reached 91 percent, the highest level recorded since polling _______ (begin) in the 1930s