34 We are living in an age ____________ we treasure very much, because it sees man’s rapid development

I find _____ hard to concentrate on my studies withsome people having small talks around me.

How was your recent trip to Sichuan—I’ve never had_______ one before.

It is late; ____, I’m too tired to go out

Chinese scientists did a lot in improving people’s health and it gained nationwide recognition and their work ______ praising.