16.
(2019·临沂)
A break between classes is a good time for students to play sports and talk with their classmates. So it _________helps with students' health, _________improves their social skills.
A . either; orB . neither; norC . not only; but also
17.
(2019·泰州)
A forest fire _____________ at the end of March in Liangshan, Sichuan Province. Firemen rushed into the mountains but 27 of them never came back.
A . turned outB . carried outC . put outD . broke out