Please give the key to____. A. hisB. he C. himD. mine
A. his
B. he
C. him
D. mine
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This new computer is __________, I must look after __________ computer.
A. my, mine
B. mine, my
C. my, my
D. mine, mine
This is my book. __________ are over there.
A. Your
B. Yours
C. You
D. Mine
I often help __________ mother do __________ housework.
A. me, she
B. mine, her
C. my, her
D. I, hers
在RobotStudio 6.01中捕捉方式主要有捕捉对象、中心、中点、末端、边缘、重心和( )8种。
A. 对称点、本地原点
B. 对称点、网格
C. 本地原点、网格
D. 网格、局部