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【多選題】
物體在水平恒力F作用下，由靜止起沿力的方向由A點運動了s到達B點，則
A.
水平面光滑時，F對物體做功的平均功率大
B.
水平面不光滑，F對物體做功的平均功率較大
C.
水平面光滑時，F對物體做功的瞬時功率較大
D.
水平面不光滑，F對物體做功的瞬時功率較大
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舉報參考答案：
舉一反三
【單選題】The passage is probably followed by a concluding paragraph about ____．
A.
much higher risk
B.
brain development
C.
experience on the roads
D.
measures to be taken
【單選題】A safety held by insurance industry was meant to _ _.
A.
attract more agers to take part in it
B.
draw enough attention to agers' distracted driving
C.
make more agers practice avoiding large barriers
D.
encourage more agers to pay for insurance protection
【單選題】Of all the following, which is the best title for the passage?
A.
Car Crashes —the Top Killer.
B.
Distracted Driving —Let's Avoid!
C.
Drunken Driving — erous Enough！
D.
Tips on Driving While Calling
【單選題】The writer is in favor of the view that man’s intelce is given to him____________.
A.
at birth
B.
through education
C.
neither at birth nor through education
D.
both at birth and through education
【單選題】Which of the following statements would the writer agree to?
A.
Parents should talk to each of their children frequently.
B.
It is a good idea to have the TV on during dinner.
C.
It is important to have the right food for children.
D.
Elder children should help the younger ones at dinner.
相關題目：
【單選題】The passage is probably followed by a concluding paragraph about ____．
A.
much higher risk
B.
brain development
C.
experience on the roads
D.
measures to be taken
【單選題】A safety held by insurance industry was meant to _ _.
A.
attract more agers to take part in it
B.
draw enough attention to agers' distracted driving
C.
make more agers practice avoiding large barriers
D.
encourage more agers to pay for insurance protection
【單選題】Of all the following, which is the best title for the passage?
A.
Car Crashes —the Top Killer.
B.
Distracted Driving —Let's Avoid!
C.
Drunken Driving — erous Enough！
D.
Tips on Driving While Calling
【單選題】The writer is in favor of the view that man’s intelce is given to him____________.
A.
at birth
B.
through education
C.
neither at birth nor through education
D.
both at birth and through education
【單選題】Which of the following statements would the writer agree to?
A.
Parents should talk to each of their children frequently.
B.
It is a good idea to have the TV on during dinner.
C.
It is important to have the right food for children.
D.
Elder children should help the younger ones at dinner.
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