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【单选题】
下列叙述中正确的是 [ ]A.
细胞的DNA都在染色体上
B.
细胞每条染色体都只有一个DNA分子
C.
减数分裂中染色体与基因的行为一致
D.
以上叙述均对
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反馈参考答案：
举一反三
【单选题】Zhou Lan doesn't have to be made_______. She always studies very hard.
A.
learn
B.
to learn
C.
learning
D.
leanred
【简答题】Zhou Lan doesn’t have to be made__________(learn). She always studies very hard.
【单选题】Zhou Lan doesn’t have to be made__________. She always studies very hard.
A.
learn
B.
to learn
C.
learning
D.
Learned
【单选题】Zhou Lan doesn’t have to be made__________. She always studies very hard.
A.
learn
B.
to learn
C.
learning
D.
learned
参考解析：
知识点：
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