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【單選題】
水稻的體細(xì)胞中有24條染色體，在一般正常情況下，它的初級(jí)卵母細(xì)胞、次級(jí)卵母細(xì)胞和卵細(xì)胞中染色體數(shù)目，DNA分子含量，分別依次是（ ）
A.
24、12、12和24、12、12
B.
24、24、12和24、12、12
C.
48、24、12和24、24、12
D.
24、12、12和48、24、12
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舉報(bào)參考答案：
舉一反三
【單選題】Why was the woman so late?
A.
Something went wrong with the bus.
B.
She took somebody to hospital.
C.
She didn’t catch the bus.
【單選題】Who is Frank Stone?
A.
A friend of the woman’s.
B.
A visitor to the clinic.
C.
A patient of Dr. Milton’s.
【單選題】What do the two speakers think of Tom?
A.
He gets nervous very easily.
B.
He is not an experienced speaker.
C.
He hasn’t prepared his speech well.
【單選題】Why won’t Mr Stone come to the clinic tomorrow?
A.
The clinic will be closed.
B.
Dr. Milton won’t come to work.
C.
He can’t spare the time.
【單選題】The machines require _______ , so the workers are required _______ ready .
A.
repairing/to get
B.
repaired/to get
C.
repairing/getting
D.
to be repaired/getting
相關(guān)題目：
【單選題】Why was the woman so late?
A.
Something went wrong with the bus.
B.
She took somebody to hospital.
C.
She didn’t catch the bus.
【單選題】Who is Frank Stone?
A.
A friend of the woman’s.
B.
A visitor to the clinic.
C.
A patient of Dr. Milton’s.
【單選題】What do the two speakers think of Tom?
A.
He gets nervous very easily.
B.
He is not an experienced speaker.
C.
He hasn’t prepared his speech well.
【單選題】Why won’t Mr Stone come to the clinic tomorrow?
A.
The clinic will be closed.
B.
Dr. Milton won’t come to work.
C.
He can’t spare the time.
【單選題】The machines require _______ , so the workers are required _______ ready .
A.
repairing/to get
B.
repaired/to get
C.
repairing/getting
D.
to be repaired/getting
參考解析：
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