An Israeli air strike killed four Palestinian terrorists in the Gaza Strip.Monday’s attack destroyed a car carrying four members of Islamic Jihad in Gaza City. Islamic Jihad described the dead as a rocket crew on its way to fire into Israel.Israel has stepped up its air strikes as part of a Cabinet decision Sunday on combating cross-border rocket salvoes from Gaza. Late Sunday, an air strike killed four Palestinians at the home of a Hamas lawmaker. The Palestinians said two of the dead were gunmen, and the others were civilians.Another Palestinian was killed in a separate Israeli bombing of a metal foundry in Gaza. Military officials said the premises were used to manufacture rockets.