Jean Wagner’s most enduring contribution to the study of Afro American poetry is his insistence that it ______ in a religious, as well as worldly, frame of reference.

______ there is little we can do to modify the weather;...

单项选择题______ there is little we can do to modify the weather; we can at least know what kind of weather to expect.

It is only when you nearly lose someone ______ fully co...

单项选择题It is only when you nearly lose someone ______ fully conscious of how much you value him.

While driving along the treacherous road, ______.A．my r...

单项选择题While driving along the treacherous road, ______.