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【单选题】
人类辅助生殖技术的目的是A.
.赢利
B.
演进性优生
C.
有利于未婚男女生儿育女
D.
治疗、补偿已婚夫妇的生育功能和预防性优生
拍照语音搜题，微信中搜索"皮皮学"使用
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A.
my; me
B.
my; mine
C.
mine; mine
D.
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【单选题】小玲对pH认识正确的是
A.
．测定 pH 时，可以将试纸浸入待测液
B.
．溶液的 pH 越大，碱性越强
C.
． pH=0 显中性，滴入石蕊试液，显紫色
D.
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【单选题】---Bad luck!I lost _______new pen yesterday . ---Don't worry . I'll lend _____to you .
A.
my ； me
B.
mine ； my
C.
mine ； mine
D.
my ； mine
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