皮皮学,免费搜题
登录
搜题
【简答题】
坐骨由哪两部分组成
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】My mother hasn’t been to Beijing , my father .
A.
so ; has
B.
neither ; hasn’t
C.
nor ; hasn’t
D.
but ; has
【简答题】A.To work for a travel agency. B.To find a job in the physics field. C.She hasn't decided. D.To work in the IT industry.
【单选题】易位杂合体最显著的效应是()。
A.
半不育
B.
改变基因的数目
C.
保持原有基因序列
D.
全不育
【单选题】易位杂合体最显著的效应是( )。
A.
全不育
B.
保持原有的基因序列
C.
改变基因的数目
D.
半不育
【单选题】It ____________ whether he will go on with his study at the university.
A.
hasn't been decided
B.
isn't decided
C.
hasn't decided
D.
doesn't decide
【单选题】------ Smith hasn't come back, hasn't he ? ------ ______. He will return next week.
A.
Yes, he has
B.
Yes, he hasn't
C.
No, he hasn't
D.
No, he has
【单选题】玉米型易位杂合体最显著的效应是:
A.
改变基因的数目
B.
保持原有基因序列
C.
半不育
D.
全不育
【单选题】Jack has coffee with breakfast, ______?
A.
hasn’t Jack
B.
hasn’t he
C.
doesn’t Jack
D.
doesn’t he
【单选题】There has been a positive response to the export promotion, ______? ( )
A.
hasn't it
B.
hasn't there
C.
doesn't it
D.
has there
【单选题】是人的精神世界的核心,是人精神上的“钙”。
A.
人生观
B.
道德品质
C.
爱国主义
D.
理想信念
相关题目: