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【多選題】
甲物體的質(zhì)量是乙物體的2倍,甲從H高處自由下落,乙從2H高處與甲同時(shí)自由下落,下述正確的是（ ）
A.
兩物體下落過(guò)程中,同一時(shí)刻甲的速度比乙的速度大
B.
下落過(guò)程中,下落1s末時(shí),它們的速度相同
C.
下落過(guò)程中,各自下落1m時(shí),它們的速度相同
D.
下落過(guò)程中,甲的加速度比乙的加速度大
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舉報(bào)參考答案：
舉一反三
【單選題】When the earthquake happened, Caruso was _____.
A.
looking at the waves rushing against the rock
B.
giving a performance at the Opera House
C.
listening to the sounds of wind flowing
D.
sleeping in the comfortable Palace Hotel
【單選題】The purpose of writing the passage is mainly to tell us ________.
A.
the economic recession has had a big impact on s' work，life and study
B.
agers are now having difficulty in deciding which colleges to apply for
C.
agers don't know much about the economic recession
D.
agers are considering giving up their senior trips to save money
【單選題】What can we know about the earthquake according to the passage?
A.
It was followed by 26 quakes that day.
B.
It caused the most deaths in history.
C.
It came from the center of the Pacific.
D.
It struck the place at midnight.
【單選題】The main purpose of Darwin's going to North Wales was to_______.
A.
make a study of fossils
B.
appreciate the rock information
C.
do research work into dead animals
D.
look for plants from tiny leaves to huge trees
【單選題】How did Jesse Cook describe the earthquake?
A.
The street was flooded with ocean water.
B.
The street was dancing like ocean waves.
C.
The chairs in the room were chasing each other.
D.
The light was falling to the ground heavily.
相關(guān)題目：
【單選題】When the earthquake happened, Caruso was _____.
A.
looking at the waves rushing against the rock
B.
giving a performance at the Opera House
C.
listening to the sounds of wind flowing
D.
sleeping in the comfortable Palace Hotel
【單選題】The purpose of writing the passage is mainly to tell us ________.
A.
the economic recession has had a big impact on s' work，life and study
B.
agers are now having difficulty in deciding which colleges to apply for
C.
agers don't know much about the economic recession
D.
agers are considering giving up their senior trips to save money
【單選題】What can we know about the earthquake according to the passage?
A.
It was followed by 26 quakes that day.
B.
It caused the most deaths in history.
C.
It came from the center of the Pacific.
D.
It struck the place at midnight.
【單選題】The main purpose of Darwin's going to North Wales was to_______.
A.
make a study of fossils
B.
appreciate the rock information
C.
do research work into dead animals
D.
look for plants from tiny leaves to huge trees
【單選題】How did Jesse Cook describe the earthquake?
A.
The street was flooded with ocean water.
B.
The street was dancing like ocean waves.
C.
The chairs in the room were chasing each other.
D.
The light was falling to the ground heavily.
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