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【單選題】
調查發現人群中夫婦雙方均為表現型正常也能生出白化病患兒。研究表明白化病由一對等位基因控制。判斷下列有關白化病遺傳的敘述，錯誤的是（ ）
A.
致病基因是隱性基因
B.
如果夫婦雙方都是攜帶者，他們生出白化病患兒的概率是1∕4
C.
如果夫婦一方是白化病患者，他們所生表現正常的子女一定是攜帶者
D.
白化病患者與表現正常的人結婚，所生子女表現正常的概率是1
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舉報參考答案：
舉一反三
【單選題】The freezing point is the temperature __________ water changes into ice.
A.
at which
B.
when
C.
in which
D.
of which
【單選題】Hurry! The train _______. You know it _____at 8:30am. .
A.
leaves; leaves
B.
is leaving; leaves
C.
leaves; leaving
D.
is leaving; is leaving
【單選題】There is no ________ that he will succeed in time if he works hard .
A.
good
B.
doubt
C.
use
D.
way
【單選題】What would the author probably discuss next?
A.
The best diet for women.
B.
The history of bikes.
C.
The importance of bikes.
D.
The types of bikes for women.
【單選題】Don’t talk about such things _______ you are not sure about.
A.
which
B.
that
C.
as
D.
what
相關題目：
【單選題】The freezing point is the temperature __________ water changes into ice.
A.
at which
B.
when
C.
in which
D.
of which
【單選題】Hurry! The train _______. You know it _____at 8:30am. .
A.
leaves; leaves
B.
is leaving; leaves
C.
leaves; leaving
D.
is leaving; is leaving
【單選題】There is no ________ that he will succeed in time if he works hard .
A.
good
B.
doubt
C.
use
D.
way
【單選題】What would the author probably discuss next?
A.
The best diet for women.
B.
The history of bikes.
C.
The importance of bikes.
D.
The types of bikes for women.
【單選題】Don’t talk about such things _______ you are not sure about.
A.
which
B.
that
C.
as
D.
what
參考解析：
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