Because of the great speed of light, we see a lamp light up almost at the exact moment （）.
A: we turn it on
B: when we turn on it
C: that we turn on it
D: which we turn it on
A: we turn it on
B: when we turn on it
C: that we turn on it
D: which we turn it on
举一反三
- The great speed of light explains why we think we see things at the exact moment they are happening.
- To live green, we should______ the lights, the television and the computer when we are through with them. A: turn on B: turn off C: turn down D: turn up
- Every waking moment we talk to ourselves about the things we experience. Our self-talk, the thoughts we communicate to ourselves,_______ control the way we feel and act. A: take turns B: by turn C: in turn D: at turn
- We think he'll _______a top-class player. A: turn down B: turn up C: turn of D: turn into
- ______ the radio so that we all can enjoy the beautiful song. A: Turn off B: Turn up C: Turn down D: Turn into