A collection of 38 poems by Phillis Wheatley, a slave, was published in the 1770’s, the first book by a Black woman and it was only the second published by an American woman. (A) it was only the second published by an American woman (B) it was only the second that an American woman published (C) the second one only published by an American woman (D) the second one only that an American woman published (E) only the second published by an American woman
C 和E 到底区别在哪啊?
A fire in an enclosed space burns with the aid of reflected radiation that preheats the fuel, making ignition much easier and flames spreading more quickly. (A) flames spreading (B) flame spreads (C) flames are caused to spread (D) causing flames to spread (E) causing spreading of the flames