Thomas Alva Edison didn’t “invent” the light bulb (灯泡), but rather he ______ a 50 –year –old idea, which is not well –known.
---If my sister goes to watch the singing competition named I’m a singer next time, _________. The competition is well organized. --- ____________.
I found him sitting in his chair, completely ________ a magazine.
When _______ different cultures, we often pay attention only to the differences without noticing the many similarities.
She and her roommate silently warred over matters _______ from when the lights should be turned off to how the furniture should be arranged.
The singer is always very ______ to the reaction of the audience when she gives a performance.