Editor’s : When a public crisis strikes, no single person can defend against....Editor’s : When a public crisis strikes, no single person can defend against the threat ……

, no single person or group can fully defend against the threat. The national and even international... person or group can fully defend against the threat. The national and even international community must ……

can fully defend against the threat. The national and even international community must work... defend against the threat. The national and even international community must work together. At many ……

defend vt. 保卫，保护They have every right to defend themselves from those who would hurt them.inspire vt. 激励，启发Her early childhood inspired her to write her first novel. ……

. I want to play video games or sleep for longer, but they always control me and ask me to study all... to listen to your parents, but it’s also important to defend (保护) your position. You say ……

. I want to play video games or sleep for longer, but they always control me and ask me to study all...;s important to listen to your parents, but it’s also important to defend (保护) your position ……

.“There was yet to be a documentary on those soldiers who tried to defend Nanjing against Japanese troops in 1937,” said Yuan. “We have to save precious materials from their accounts in order to pass ……

地球守护者地球守护者These people are doing their best to protect our precious planet.These people are doing their best to protect our precious planet.A10-A15A10-A15 ……

How long do cats sleep? they sleep about 16 hours a day. ……

Dolphins sleep with one eye open! ……

Dolphins sleep with one eye open! ……

Less sleep means more dreams. ……

Dolphins sleep with one eye open! ……

A snail can sleep for three years. ……

BBCBBC植物远比你想象的更神奇！植物远比你想象的更神奇！Plants may be quiet but they are not still. They fight, defend and help each other.Plants may be quiet but they are not still. They fight, defend and help each other. ……