No matter what they say, I think you can achieve your goals if you never______.

Studies show that people are more        to suffer from back problems if they always sit before computer screens for long hours．

 The fire spread through the hotel very quickly but everyone________get out.(全国)

---Why are you still here? Everybody has gone to attend the lecture by the president.--Oh, I ___________ about it!

Sean's strong love for his country is ___ in his recently published poems.