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【單選題】
下列有關顯微鏡操作的說法，正確的是（ ）
A.
要使視野更明亮，可以調節反光鏡和光圈
B.
為觀察低倍視野中位于左下方的細胞，應將裝片向右上方移動，再換用高倍鏡
C.
若轉換高倍物鏡觀察，需先升高鏡筒，以免鏡頭碰壞裝片
D.
若高倍鏡下細胞質流向是逆時針的，則細胞中細胞質流向應是順時針的
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舉報參考答案：
舉一反三
【單選題】What are the two speakers going to do this weekends?
A.
Have a party.
B.
Go shopping
C.
Play tennis.
【單選題】What can we learn from the conversation
A.
The two speakers are close friends.
B.
Jim is holding a birthday party.
C.
The two speakers are on the phone.
【單選題】The example of the twins going to a university and to a factory separately shows_________.
A.
the importance of their intelce
B.
the importance of their positions
C.
the role of environment on intelce
D.
the part that birth plays
【單選題】If a child is born with low intelce, he can_____________________.
A.
become a genius
B.
still become a genius if he should be given special education
C.
reach his intelce limits in rich surroundings
D.
not reach his intelce in his life.
相關題目：
【單選題】What are the two speakers going to do this weekends?
A.
Have a party.
B.
Go shopping
C.
Play tennis.
【單選題】What can we learn from the conversation
A.
The two speakers are close friends.
B.
Jim is holding a birthday party.
C.
The two speakers are on the phone.
【單選題】The example of the twins going to a university and to a factory separately shows_________.
A.
the importance of their intelce
B.
the importance of their positions
C.
the role of environment on intelce
D.
the part that birth plays
【單選題】If a child is born with low intelce, he can_____________________.
A.
become a genius
B.
still become a genius if he should be given special education
C.
reach his intelce limits in rich surroundings
D.
not reach his intelce in his life.
參考解析：
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