1. He installed netting around the pirate ship so children can safely climb to the top of the flagpole.
2. Ten days before the ship entered the Somali waters, the captain began a drill to fend off a possible pirate attack.
3. In the hall of the kindergarten stands a huge model of a pirate ship, which Zhu said he wanted as soon as he saw it.
4. The Wuhan dispatched a helicopter after receiving an SOS signal from the Greek ship besieged by several pirate speeding boats.