Our school proposes that students should involve themselves in community activities _____ they can gain experience for growth.
A.who B.when C.which D.where
— The movie starts at 8:30, and we can have a quick bite before we go.
—_____. See you at 8:10.
A.So long B.Sounds great
C.Good luck D.Have a good time
It was the middle of the night _____ my father woke me up and told me to watch the football game.
A.that B.as C.while D.when
I arrived at the Tianjin Train Station at 10:30 that day, by which time the express train for Beijing _____.
A.was starting B.has started C.started D.had started
_____ about the future of these wild animals, people set up conservation areas to protect them, especially the _____ species.
A.Concerned; endangered B.Concerning; endangered
C.Concerned; endangering D.Concerning; endangering
Lessons can be learned to face the future, ________ history cannot be changed.
A.though B.as C.since D.unless
