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【判断题】
茎尖培养与脱毒中,能否培养成功关键在于培养基。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】若命题甲: x=0 ,命题乙: sinx=0 ,则命题甲是命题乙 成 立的 ( )
A.
充分不必要条件
B.
充要条件
C.
必要不充分条件
D.
既不充分也不必要条件
【单选题】Should I go ______ to the hospital or call the doctor's office first?
A.
staff
B.
straigt
C.
stage
D.
strong
【简答题】Task 4 Complete the following sentences with the words or phrases given below. Change the form if necessary. receipt provision utilize personal determine serve as...
【简答题】”风格“餐厅(茶吧等) 1、餐厅尺寸、设计风格不限; 2、可以临摹作业样本; 3、必须做的模型:楼体、门窗、屋顶、柱、路面、门口台阶、路灯....
【多选题】听对话,选出你在对话中听到的问题。
A.
Someone felt sick.
B.
Someone cut his knee.
C.
Someone had a fever.
D.
Someone had a nosebleed.
E.
Someone hurt his back.
F.
Someone got hit on the head.
【单选题】I was the first woman _____ on the staff of his hospital.
A.
consultant
B.
counselor
C.
advisor
D.
councilor
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