0810022037

hw
1.People sneeze when they are have a cold.
2.She twined her arm around his neck and kissed him.
3.When we got inside the factory,we could not hear the guy explaining because of the whirs of the models.
4.In alloy,it is often much harder,lighter and stronger than the pure metals of which it is composed.
5.The streets were not lighted at night during the blackout.