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【單選題】
某學校生物興趣小組調查了一個池塘中青蛙近幾年生長繁殖情況。他們研究的是生命系統的哪個水平
A.
個體水平
B.
生態系統
C.
群落水平
D.
種群水平
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舉報參考答案：
舉一反三
【單選題】The passage is mainly about_______.
A.
the importance of spending time with children
B.
the ways to spend time with children
C.
the reasons to spend time with children
D.
the activities children like to take part in
【單選題】What problem do the astronauts meet during the flight?
A.
There is something wrong with the computer.
B.
There is big noise in the spaceship.
C.
They find it hard to stand each other`s living habits.
【單選題】Which of the following expressions can sh ow someone is nervous?
A.
Get caught with one's pants down.
B.
Have ants in one's pants.
C.
Wear the pants in the family.
D.
Bum a hole in one's pocket.
【單選題】Someone who spends his money at the drop of a hat most probably_______.
A.
doesn’t save money
B.
earns much money
C.
never wastes his money
D.
spends more than he earns
相關題目：
【單選題】The passage is mainly about_______.
A.
the importance of spending time with children
B.
the ways to spend time with children
C.
the reasons to spend time with children
D.
the activities children like to take part in
【單選題】What problem do the astronauts meet during the flight?
A.
There is something wrong with the computer.
B.
There is big noise in the spaceship.
C.
They find it hard to stand each other`s living habits.
【單選題】Which of the following expressions can sh ow someone is nervous?
A.
Get caught with one's pants down.
B.
Have ants in one's pants.
C.
Wear the pants in the family.
D.
Bum a hole in one's pocket.
【單選題】Someone who spends his money at the drop of a hat most probably_______.
A.
doesn’t save money
B.
earns much money
C.
never wastes his money
D.
spends more than he earns
【單選題】If we say someone has to tighten his belt, we probably mean he_______.
A.
has done something wrong
B.
used to live a rich life
C.
has put on the wrong pants
D.
doesn’t have enough money
參考解析：
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